Model 14500 Formaldehyde (HCHO) Library... · Measuring ranges for MPM 2010/3000 / MultiLab P5 and...

14500 Analysis specification

Edition 08/98 /4

Model

14500 Formaldehyde (HCHO)

Order number 250 406

Safety instructions Observe danger marks on the individual parts of the kit!

Method Determination of formaldehyde using chromotropic acid in sulphuricacid.

Application Disinfectants and preservativesProcess wastewater (e. g. from the synthetic material industry)After special sample pretreatment: cosmetic products, textilefabrics, chip boards.

Interferences Turbidities Action: Filter sample.

NO2 > 1 mg/l

Procedurecharacteristics

See lot certificate according to DIN 38402 part 51(ask for lot certificate when required).

Storage At 5 °C to 25 °C (Observe expiry date on the label!).

Disposal Used round cell tests may be returned - freight and any chargesprepaid - for disposal to:WTW GmbH, Dr.-Karl-Slevogt-Str. 1, D-82362 Weilheim,or must be disposed of according to local legal requirements.

Sample material Perform determination immediately.

Measuring range

Measuring range Sample volume Cell

Formaldehyde 0.1 - 10.0 mg/l HCHO 2 ml 14 mm


/4 Edition 08/98

Analysis: Procedure

Add 1 greenmicrospoonful ofHCHO-1K into areaction cell, closewith screw cap.

Shake cellvigorously todissolve solids.

With a pipette add2 ml of sample,close with screwcap and mix.

Reaction time:5 minutes.

Measurement (The color of the sample remains stable for at least 60 minutes!)

PhotoLab S6PhotoLab S12PhotoLab Spektral

Insert cell in thecell shaft.Read measuredvalue.


Edition 08/98 /4

MPM 2010MPM 3000MultiLab P5

Select filterposition 2.

Check display:14500 set?

If required: Set method 14500.

MPM 2010 / MPM 3000

Enter selection of methods:Press key.

Scroll until 14500 is set. Confirm:Press key.

MultiLab P5



Measurement

Insert cell.Read measured value.

No zero adjustmentrequired.


/4 Edition 08/98

MPM 1000MPM 1500

Insertfilter IL 585 intofilter compartment,lettering showsto user.

Insert cell withzero solution.

Press key:Zero adjustment.

Press key:Enterfactor 003.4.

Test sample:Insert cell withtest sample.

Press key:Concentrationin mg/l is displayed.

Sample blank solution (With colored samples only)

Pipette 2 mlof sample intoa reaction celland mix.


Measurement(see instructionmanual of themeter:“Correction ofsample blankvalue“).


Edition 08/98 Page 1/4

Model

14537 Total Nitrogen (N)



Method Nitrogen compounds are converted to nitrate according to theKoroleff method and photometrically determined.

Application For low-rate wastewater with max. 300 mg/l COD and 1000 mg/lchloride.

Interferences COD > 300 mg/l Action: Sample predilution.Chloride > 1000 mg/l

Procedurecharacteristics See lot certificate according to DIN 38402 part 51

(ask for lot certificate when required).



Sample material Preservation by acidulating to pH 2 and cooling to 2 oC to 5 oC:24 hours stable.

Measuring range


Total Nitrogen 0.5 - 15.0 mg/l N 1.5 ml 14 mm


Page 2/4 Edition 08/98

Analysis: Procedure

Sample preparation

Pipette 10 ml of sampleinto an empty reaction cell.(Empty cell RK14/25:WTW order no. 250621)

Add 1 blue microspoonfulof N-1K.

Add 6 drops of N-2K,close with screw capand mix.

Heat cell in thethermoreactor for 1 hourat 120 oC (100 oC).

Remove cell from thethermoreactor, allow to coolto room temperature in theround cell rack.

Preparation of measurement

Add 1 bluemicrospoonful ofN-3K into areaction cell, closewith screw cap.

Shake cellvigorously for 1minute to dissolvesolids.

With a pipette add1,5 ml of preparedsample, close tightwith screw cap andmix. Caution, cellgets very hot!


Important: Sample solution and reagents must have a temperature of 20 to 25 oC; bring to the correct temperature if necessary.



Measurement (The color of the test sample remains stable for at least 60 minutes!)




Selectfilter position 6.


If required: set method 14537.

MPM 2010 / MPM 3000



MultiLab P5



Measurement





MPM 1000MPM 1500

Insertfilter IL 520 intofilter compartment,lettering shows touser.



Press key:Enter factor 0008.



Sample blank solution (In case of colored or turbid samples only)

Pipette 1,5 ml ofprepared sample intoa reaction cell.

Mix.Measurement:(see instruction manualof the meter: “Correctionof sample blank value“).



Model

14542 Nitrate (NO3)

Nitraten Nitrogen (NO3-N)



Method Determination of Nitrate with nitro spectral in concentrated sulfuricacid.

Application Drinking waterWastewaterSurface water

Interferences Nitrite > 2 mg/l Action: 10 ml sample + approx. 0.5 g amido-sulphuric acid, wait for 10 minutes.





Sample material Preservation by cooling to 4 oC: 24 hours stable.by acidulating to pH 2: 2 weeks stable.

Measuring range


Nitrate NitrogenNitrate

0.5 - 18.0 mg/l NO3-N2.0 - 80.0 mg/l NO3

1.5 ml1.5 ml

14 mm14 mm

14542 Nitrate


Analysis: Procedure

Add 1 bluemicrospoon ofNO3-1K into areaction cell, closewith screw cap.

Shake cellvigorously for 1minute to dissolvesolids!

With a pipette add1,5 ml of sample,close tight withscrew cap and mix.Caution, the cellgets very hot!


Important: Sample solution and reagents must have a temperature of 20 to 25 oC. Bring tothe required temperature if necessary.







If required set method 14542.

14542 Nitrate


MPM 2010 / MPM 3000



MultiLab P5



Measurement



Factors for MPM 1000/1500

Measuring range Sample volume Cell FactorMPM 1000/1500

NO3-NNO3

0.5 - 18.0 mg/l2.0 - 80.0 mg/l

1.5 ml1.5 ml

14 mm14 mm

007.4032.8

14542 Nitrate


MPM 1000MPM 1500

Insertfilter IL 520 intofilter compartment;lettering shows touser.



Press key:Enter factorsaccording toabove table.


Press key:Concentration in mg/lis displayed.

Sample blank solution (in case of colored or turbid samples only)

Pipette 1.5 ml ofsample into areaction cell.

Mix. Reaction time:10 minutes.

Measurement:(see instructionmanualof the meter:“Correction ofsample blankvalue“).



Model

14543 Total Phosphate

Total Phosphorus (P)



Method Determination as molybdenum blue after acidic hydrolysis andoxidation at 100°C, better 120°C.

Application Drinking waterWastewaterSeawater

Interferences Strongly alkaline samplesolutionsStrongly acidic samplesolutions

Action: Adjust to pH 3 to 10 usingsulphuric acid or caustic sodalye.




Disposal Used reagent sets may be returned - freight and any chargesprepaid - for disposal to:WTW GmbH, Dr.-Karl-Slevogt-Str. 1, D-82362 Weilheim,or must be disposed of according to local legal requirements.

Sample material Preservation not required.

Measuring range

Measuring range Samplevolume

Cell

Total Phosphate PhosphorusTotal PhosphorusTotal Phosphate

0.05 - 5.00 mg/l PO4-P0.05 - 5.00 mg/l Ptotal0.2 - 15.0 mg/l PO4

5 ml5 ml5 ml

14 mm14 mm14 mm



Analysis: Procedure

Pipette 5 mlof sample solutioninto a reaction celland mix.

Add 1 doseof P-1K with thegreen measurer,close withscrew cap.

Heat cell in thethermoreaktor for30 minutes at120 oC (100 °C).

Remove cell fromthe thermoreactor,allow to cool toroom temperaturein the cell rack.

Add 5 dropsof P-2K, mix.

Add 1 dose ofP-3K with theblue measurer,close with screwcap.












MPM 2010 / MPM 3000



MultiLab P5



Measurement



Measuring ranges for MPM 2010/3000 / MultiLab P5 and factors for MPM 1000/1500


PO4-PPtotalPO4

0.05 - 4.00 mg/l0.05 - 4.00 mg/l0.2 - 12.3 mg/l

5 ml5 ml5 ml

14 mm14 mm14 mm

01.6401.64005.0



MPM 1000MPM 1500




Press key:Enter factorsaccording toabove table


Press key:Concentration inmg/l is displayed.


Pipette 5 ml ofsample into areaction cell, mix.


Heat reaction cellin the thermoreactorfor 30 minutesat 120 °C (100 °C).


Add 1 doseof P-3K with theblue measurer,close withscrew cap.



Measure:(see operatingmanual of the meter:„Sample blank valuecorrection“).



Model

14543 Ortho Phosphate (PO4)

Ortho Phosphate Phosphorus (PO4-P)



Method Determination as molybdenum blue.









Measuring range


Ortho Phosphate PhosphorusOrtho Phosphate

0.05 - 5.00 mg/l PO4-P0.2 - 15.0 mg/l PO4

5 ml5 ml

14 mm14 mm

14543 Ortho Phosphate


Analysis: Procedure


Add 5 dropsof P-2K, closewith screw capand mix.

Add 1 dose of P-3Kwith the blue measurer,close with screw cap.

Shake cell vigorouslyto dissolve solids.




Insert cell in the cellshaft.Read measuredvalue.







MPM 2010 / MPM 3000



MultiLab P5



Measurement





PO4-PPO4

0.05 - 4.00 mg/l0.2 - 12.3 mg/l

5 ml5 ml

14 mm14 mm

01.64005.0



MPM 1000MPM 1500









Add 1 doseof P-3K with theblue measurer,close with screwcap.



Measure:(see operating manual of the meter: „Sample blank value correction“).



Model

14544 Ammonium (NH4)

Ammonium Nitrogen (NH4-N)



Method Determination of Ammonium Nitrogen with sodiumdichlorisocyanurate and phenolderivate (Indophenol method).

Applicability Drinking waterWastewaterSeawater

Interferences Strongly acidic samplesolutionsBuffered sample solutions

Action: Adjust to pH 4 to 13 withcaustic soda lye.

Turbid samples Action: Filter samples.



Storage At 5°C to 25°C (Observe expiry date on the label!).


Sample material Preservation by cooling down to 4°C: 6 hours stable.

Measuring range


Ammonium NitrogenAmmonium

0.5 - 16.0 mg/l NH4-N0.6 - 21.0 mg/l NH4

0.5 ml0.5 ml

!"#$$!"#$$

14544 Ammonium


Analysis: Procedure

Pipette 0.5 ml of samplesolution into a reactioncell and mix.

With the blue measureradd 1 dose of NH4-1K,close with screw cap.

Shake cell wellto dissolve solids.

Reaction time15 minutes.

Notes: • # Replace the black screw cap of the NH4-1K reagent bottle with the bluemeasurer. Place the reagent bottle vertically on the opening of the cell.When dosing the reagent, always press the slide into the measurer up to thestop.

• # Immediately after taking out the reagent, close the bottle with the blackscrew cap again.

• # Keep the NH4-1K reagent dry.



Insert cell in the cell shaft.Read measured value.

14544 Ammonium






MPM 2010 / MPM 3000



MultiLab P5



Measurement



14544 Ammonium




NH4-NNH4

0.8 - 21.7 mg/l1.0 - 27.9 mg/l

0.5 ml0.5 ml

14 mm14 mm

008.5011.0

MPM 1000MPM 1500




Press key:Enter factorsaccording to abovetable.



Sample blank solution (in case of colored samples only)

Pipette 0.5 ml ofsample solution into areaction cell and mix.

Measurement:(see instruction manualof the meter:“Correction of sampleblank value“).

Note: After determination of the sample blank value use the solution as measuring solution.Continue in paragraph "Analysis: Procedure" with adding 1 dose of NH4-1K

reagent.



Model





Method Determination of the yellow phosphoric acid molybdate vanadatecomplex.

Application Industrial waterWastewaterSeawater

Interferences Strongly acidic samplesolutionsStrongly alkaline samplesolutions

Action: Adjust to pH 6 to 8 usingdiluted caustic soda lye orsulphuric acid.

Yellow self-coloration of thesample solution

Action: Add activated carbon, stirintensively, filter.





Sample material Preservation not possible, perform determination as soon aspossible.

Measuring range


Cell


0.5 - 25.0 mg/l PO4-P1.5 - 75.0 mg/l PO4

5 ml5 ml

14 mm14 mm



Analysis: Procedure

Pipette 5 ml of sampleinto a reaction cell, closewith screw cap and mix.




MPM 2010



MPM 3000MultiLab P5



If necessary: Set method 14546.



MPM 2010



MPM 3000



MultiLab P5



Measurement



MPM 1000MPM 1500

These photometersdo not support themeasurement.




Pipette 5 ml of sampleinto an empty reaction cell(RK 14/25, WTWorder no. 250 621).

Measure(see operating manual of the meter:“Sample blank value correction“).



Model

14548 Sulphate (SO4)



Method Turbidity measurement as barium sulphate.

Application Ground waterWastewaterSeawater

Interferences Turbidities Action: Filter sample using a membrane filter.

Wrong pH valueof the sample

Action: pH value should be in the range 2 to 10.If necessary, adjust pH value by addingdiluted caustic soda lye or hydrochloricacid drop by drop.






Measuring range


Sulphate 5 - 250 mg/l SO4 5 ml 14 mm

14548 Sulphate


Analysis: Procedure


With the greenmeasurer add1 dose of SO4-1K,close withscrew cap.


Reaction time:2 minutes,then measureimmediately.



Insert cell in the cellshaft. Readmeasured value.




If required: Set method 14548 (see operating manual of the photometer).

Measurement

Insert cell.Read measuredvalue.


14548 Sulphate


MPM 1000MPM 1500


Insert cell withblank sample(see sampleblank solution).




Press key:Absorbance value isdisplayed. Thecorrespond-ingconcentration valueis given in the table below.

Sample blank value = Blank sample (Only required with colored samples.Exception:

at MPM 1500/1000 required for zero adjustment)

The sample blank value correction has to be made manually,also for MPM 2010/3000!

(Example)

Pipette 5 ml of sample intoan empty round cell(white screw cap).

Measure the absorbance of the sample blank value(see operating manual of the meter).

Prepare sample.

(see section„Analysis: Procedure“).

(Example)

Measure the absorbance of the sample(see operating manual of the meter).

14548 Sulphate


Absorbance

Sample–

AbsorbanceSample blank

value

= Result:corrected absorbance ofthe sample.

�� – �� = 0.410 (Example)

• Look for the value of the corrected absorbance (e. g. 0.410) inthe table below (if necessary, interpolate intermediate valueslinearly).

• The corresponding concentration value, e. g. 37 mg/l, is the

sample concentration corrected by the sample blank value.

Table for MPM 2010/3000: Sample blank value correctionMPM 1500/1000: Reading the sulphate concentration

(valid for 14 mm standard cell and sample volume 5 ml)

Absorb.corrected

Conc.mg/l

Absorb.corrected

Conc.mg/l

Absorb.corrected

Conc.mg/l

Absorb.corrected

Conc.mg/l

Absorb.corrected

Concmg/l

0.220 20 0.550 50 0.880 82 1.210 122 1.540 1750.230 21 0.560 51 0.890 83 1.220 123 1.550 1770.240 22 0.570 52 0.900 84 1.230 124 1.560 1790.250 23 0.580 52 0.910 85 1.240 126 1.570 1810.260 24 0.590 53 0.920 86 1.250 127 1.580 1830.270 24 0.600 54 0.930 87 1.260 129 1.590 1850.280 25 0.610 55 0.940 89 1.270 130 1.600 1870.290 26 0.620 56 0.950 90 1.280 131 1.610 1890.300 27 0.630 57 0.960 91 1.290 133 1.620 1910.310 28 0.640 58 0.970 92 1.300 134 1.630 1930.320 29 0.650 59 0.980 93 1.310 136 1.640 1950.330 30 0.660 60 0.990 94 1.320 137 1.650 1970.340 32 0.670 61 1.000 95 1.330 139 1.660 2000.350 32 0.680 62 1.010 96 1.340 140 1.670 2020.360 32 0.690 63 1.020 98 1.350 142 1.680 2040.370 33 0.700 64 1.030 99 1.360 144 1.690 2060.380 34 0.710 65 1.040 100 1.370 145 1.700 2090.390 35 0.720 66 1.050 101 1.380 147 1.710 2110.400 36 0.730 67 1.060 102 1.390 148 1.720 2130.410 37 0.740 68 1.070 104 1.400 150 1.730 2160.420 38 0.750 69 1.080 105 1.410 152 1.740 2180.430 39 0.760 70 1.090 106 1.420 153 1.750 2200.440 40 0.770 71 1.100 107 1.430 155 1.760 2230.450 41 0.780 72 1.110 109 1.440 157 1.770 2250.460 41 0.790 73 1.120 110 1.450 159 1.780 2280.470 42 0.800 74 1.130 111 1.460 160 1.790 2300.480 43 0.810 75 1.140 112 1.470 162 1.800 2330.490 44 0.820 76 1.150 114 1.480 164 1.810 2350.500 45 0.830 77 1.160 115 1.490 166 1.820 2380.510 46 0.840 78 1.170 116 1.500 167 1.830 2410.520 47 0.850 79 1.180 118 1.510 1690.530 48 0.860 80 1.190 119 1.520 1710.540 49 0.870 81 1.200 120 1.530 173



Model

14549 Iron (Fe)



Method Determination of iron with ferrospectral after reduction to Fe(II) withascorbic acid.


Interferences Strongly alkaline samplesolutions

Action: Adjust to pH 1 to 10 withdiluted hydrochloric acid.





Sample material Perform determination immediately after sampling.

Measuring range


Iron 0.05 - 4.00 mg/l Fe 5 ml 14 mm

14549 Iron


Analysis: Procedure

Pipette 5 ml ofsample into areaction celland mix.

Add 1 blue micro-spoonful of Fe-1K,close with screwcap.






Important: The result can also be given as the sum of iron (� Fe)(see instruction manual of the photometer).





14549 Iron


MPM 2010 / MPM 3000



MultiLab P5



Measurement





FeFe2O3

0.10 - 4.00 mg/l0.14 - 5.72 mg/l

5 ml5 ml

14 mm14 mm

01.8502.64

14549 Iron


MPM 1000MPM 1500








Pipette 5 ml of sampleinto a reaction celland mix.

Measurement:(see instruction manualof the meter:“Correction ofsample blank value“).

Note: After the determination of the sample blank value, use the solution as testsolution. Continue with paragraph "Analysis: Procedure" with the addition of 1 blue

microspoonful of the Fe-1K reagent.



Model

14551 Phenol (C6H5OH)



Method Determination of phenol with thiazole derivative.The test measures phenol and most phenol derivatives.

Application Surface waterWastewaterSeawater


Action: Adjust to pH 2 to 11 withdiluted caustic soda lye orsulphuric acid.

Turbidities Action: Filter samples.





Sample material Perform determination of samples 4 hours after sampling at thelatest.

Measuring range


Phenol

Only with PhotoLabS12 and PhotoLabSpektral:Phenol

0.10 - 2.50 mg/l Phen

0.025 - 1.000 mg/l Phen

10 ml

10 ml

14 mm

50 mm

14551 Phenol


Analysis: Procedure


Add 1 grey micro-spoonful of Ph-1K,close with screw cap


Add 1 green micro-spoonful of Ph-2K,close with screw cap.


Reaction time:1 minute.


PhotoLab S12PhotoLab Spektral


14551 Phenol


MPM 3000MultiLab P5




MPM 3000



MultiLab P5



Measurement



14551 Phenol


MPM 1000MPM 1500

These photometersdo not support themeasurement!

Sample blank solution (In case of colored of turbid samples only)


Add 1 green micro-spoonful of Ph-2K,close with screw cap.



Measurement(see instruction manual ofthe meter:“Sample blank valuecorrection“).


Ausgabe 08/98 Seite 1/4

Model

14552 Total Chromium (Cr)



Method Acidic oxidation of chromium(III) to chromium(VI) and subsequentdetermination with diphenylcarbarzide.


Interferences Strongly alkalinesample solutions

Action: Adjust to pH 1 to 9 with dilutedsulfuric acid.

Turbidities Action: Filter sample.






Measuring range


Total Chromium 0.05 - 2.00 mg/l Cr 5 ml 14 mm

14552 Total Chromium


Analysis: Procedure

Sample preparation

Pipette 10 ml ofsample into anempty round cell(RK 14/25, WTWorder no. 250621).

Add 1 drop ofCr-1Kand mix.

With the greenmeasurer add1 dose of Cr-2K,close tight withscrew cap.

Heat cell in thethermoreactorfor 1 hour at120 oC (100 °C).

Preparation of measurement

Remove cell fromthe thermoreactor,allow to cool toroom temperaturein a cell rack.

Add 6 drops ofCr-3K into areaction cell,close with screwcap and mix.

Shake cellvigorously todissolve solidsand wait for1 minute.

With a pipette add5 ml of preparedsample, close withscrew cap and mix.










MPM 2010 / MPM 3000



MultiLab P5



Measurement




Seite 4/4 Ausgabe 08/98

MPM 1000MPM 1500








Pipette 5 ml ofprepared sample intoan empty round cell(RK 14/25, WTWorder no. 250621).

Add 6 drops of Cr-3K,close with screw capand mix.Leave for 1 minute.

Measurement:(see instruction manualof the meter:“Correction of sample blankvalue“).



Model

14552 Chromium (VI)



Method Determination of chromium with diphenylcarbazide.



Action: Adjust to pH 1 to 9 with dilutedsulfuric acid.







Measuring range


Chromium (VI) 0.05 - 2.00 mg/l Cr 5 ml 14 mm

14552 Chromium (VI)


Analysis: Procedure

Add 6 drops of Cr-3Kinto a reaction cell,close with screw cap.

Shake cell vigorouslyto dissolve solids and letstand for 1 minute.

With a pipette add 5 ml ofprepared sample, closewith screw cap and mix.




14552 Chromium (VI)






MPM 2010 / MPM 3000



MultiLab P5



Measurement



14552 Chromium (VI)


MPM 1000MPM 1500




Press key:Enter factor 00.95.




Pipette 5 ml ofsample into anempty round cell(RK 14/25, WTWorder no. 250621).

Add 6 drops of Cr-3K,close with screw capand mix.Leave for 1 minute.

Measurement:(see instruction manualof the meter:“Correction of sample blankvalue“).



Model

14553 Copper (Cu)



Method Determination of copper with cuprizone in an ammoniacal medium.

Application Ground water, drinking water, surface waterWastewaterSeawater



Overconcentrations of> 50 mg/l Cu lead to otherreaction products causingminor results.

Action: Plausibility check by analysisof diluted samples.






Measuring range


Copper 0.10 - 8.00 mg/l Cu 5 ml 14 mm

14553 Copper


Analysis: Procedure


Add 5 drops ofCu-1K, closewith screw capand mix.





14553 Copper






MPM 2010 / MPM 3000



MultiLab P5



Measurement



14553 Copper


MPM 1000MPM 1500









Measurement:(see instruction manualof the meter:“Correction ofsample blank value“).

Note: After the determination of the sample blank value, use the solution as testsolution. Continue with paragraph "Analysis: Procedure" with the addition of 5 drops of

the Cu-1K reagent.



Model

14554 Nickel (Ni)



Method Determination of Nickel with diacetyl dioxime after oxidation.

Application Drinking waterWastewater


Action: Adjust to pH 3 to 8 usingdiluted sulfuric acid.

Turbid samples Action: Filter sample.





Sample material If possible perform determination immediately after sampling.Preservation by adding 2 ml of 25 % sulfuric acid per liter of sample.

Measuring range


Nickel 0.10 - 6.00 mg/l Ni 5 ml 14 mm

14554 Nickel


Analysis: Procedure

Pipette 5.0 ml ofsample solution intoa reaction cell,close with screw capand mix.


Add 2 drops of Ni-1Kand mix.

Add 2 drops of Ni-2K ,close with screw capand mix.





14554 Nickel






MPM 2010 / MPM 3000



MultiLab P5



Measurement


No zeroadjustmentrequired.

14554 Nickel

Seite 4/4 Edition 08/98

MPM 1000MPM 1500




Press key:Enter factor 03.80.






Add 2 drops of Ni-1Kand mix.





Model

14555 COD 500-10000

Chemical Oxygen Demand



Method Determination of the Chemical Oxygen Demand with potassiumdichromate in sulfuric acid and silver sulfate as catalyst.

Application WastewaterProduction control

Interferences Chloride > 5000 mg/l Action: Dilute sample.



Storage At 5 °C to 25 °C store upright in a dark place!(Observe expiry date on the label!).


Sample material Preservation by acidulating to pH 2: 2 days stable.by deep-freezing to -18 °C: 2 weeks stable.

Measuring range


COD 10000 500 - 10000 mg/l COD 1 ml 14 mm

14555 COD 500-10000


Analysis: Procedure

Sway a reaction cellso that sediment issuspended.

Carefully pipette 1 ml ofsample solution into thereaction cell, close tightwith screw cap and mixvigorously.Caution, cell getsvery hot!

Heat reaction cell inthermoreactor at 148 °Cfor 2 hours.

Remove cell fromthermoreactor andplace in a roundcell rack to cool.

After approx. 10 mincooling time sway cellagain.

Place cell in the rack againand allow to cool to roomtemperature(very important!).

Measurement (The color of the test sample remains stable for several days!)



14555 COD 500-10000






MPM 2010 / MPM 3000



MultiLab P5



Measurement



14555 COD 500-10000


MPM 1000MPM 1500









Model

14556 Nitrate (NO3)

Nitrate Nitrogen (NO3-N)



Method Determination of nitrate nitrogen using phenol derivate in thepresence of choride.

Application Seawater and brackish waterDrinking waterWastewater

Interferences Nitrite > 1 mg/l Action: 10 ml of sample + 0.5 g amido-sulphuric acid, wait for 10 minutes.





Sample material Preservation: by cooling to 4oC 24 hours stableby acidulating to pH 2 2 weeks stable.

Measuring range



0.10 - 3.00 mg/l NO3-N0.5 - 15.0 mgl NO3

2 ml2 ml

14 mm14 mm

14556 Nitrate


Analysis: Procedure

Add 1 blue micro-spoonful of NO3-1Kinto a reaction cell.Caution, foams strongly(wear eye protection andprotective gloves!).

Immediately add2.0 ml of samplewith a pipette,close with screwcap and mix.Caution, cell grows hot!


Measurement (Exactly observe the reaction time! The color of the test sample does not remain stable, the measured value increases!)



14556 Nitrate


MPM 3000MultiLab P5




MPM 3000



MultiLab P5



Measurement



14556 Nitrate


MPM 1000MPM 1500

These photometersdo not support themeasurement.


Pipette 2 ml ofsample solution into areaction cell and mix.


Measure(see operating manual ofthe meter: “Sample blankvalue correction“).



Model

14557 Fluoride (F)



Method Determination of fluoride with lanthanum alizarin complexone(complex fluoride compounds are not determined).

Application Ground waterDrinking waterWastewater and leakage water







Sample material If possible, perform determination immediately after sampling.

Measuring range


Fluoride 0.10- 1.50 mg/l F 5 ml 14 mm

14557 Fluoride (F)


Analysis: Procedure

Pipette 5.0 mlof sampleinto a reaction celland mix.

With the blue measurer,add 1 dose of F-1K,close with screw cap.



Sway cell beforemeasuring.

• Replace the black screw cap of the F-1K reagent bottle with the blue measurer. Placethe reagent bottle vertically on the opening of the cell. Before dosing the reagent,make sure the slide is pulled out completely. When dosing the reagent, always pressthe slide into the measurer up to the stop.

• Before longer periods of disuse, close the bottle with the black screw cap again.



Insert cell in thecell shaft.Read measured value

14557 Fluoride (F)


MPM 3000MultiLab P5




MPM 3000



MultiLab P5



Measurement



14557 Fluoride (F)


MPM 1000MPM 1500

Insertfilter IL 620 intofilter compartment;lettering showsto user.






Sample blank solution (with colored or turbid samples only)

Pipette 5 ml ofsample into areaction cell andmix.


Sway cell beforemeasuring.

Measurement(see instructionmanual of themeter:“Correction ofsample blankvalue“).



Model




Safety instructions Observe danger marks on the individual parts of the kit.



Interferences Strongly acidicsample solutionsStrongly alkalinesample solutions

Action: Adjust to pH 4 to13 usingcaustic soda lye or sulphuricacid.



Storage At 5 °C to 25 °C (observe expiry date on the label).



Measuring range



4.0 - 80.0 mg/l NH4-N5.0 - 100.0 mg/l NH4

0.1 ml0.1 ml

!"#$$!"#$$

14559 Ammonium


Analysis: Procedure


With the blue measureradd 1 dose of NH4-1K,close with screw cap.



Notes: • # Replace the black screw cap of the NH4-1K reagent bottle with the bluemeasurer. Place the reagent bottle vertically on the opening of the cell. Whendosing the reagent, always press the slide into the measurer up to the stop.

• # Immediately after taking out the reagent, close the bottle with the blackscrew cap again.

• # Keep the NH4-1K reagent dry.

Measurement (The color of the test sample remains stable for at least 60 minutes.)


Insert cell in thecell shaft.Read measured value.

14559 Ammonium






MPM 2010 / MPM 3000



MultiLab P5



Measurement



14559 Ammonium




NH4-NNH4

4.0 - 77.0 mg/l5.0 - 100.0 mg/l

0.1 ml0.1 ml

14 mm14 mm

039.7051.2

MPM 1000MPM 1500




Press key:Enter factoraccording toabove table.






Note: After determination of the sample blank value use the solution as measuringsolution. Continue in paragraph "Analysis: Procedure" with adding 1 doseof NH4-1K reagent.



Model

14560 COD 4-40





Application Low-rate wastewater with max. 40 mg/l COD and 1000 mg/lchloride.WastewaterProduction controlSurface water

Interferences Chloride > 1000 mg/l Action: Sample dilution.



Storage At 5 °C to 25 °C store upright in a dark place!(Observe expiry date on the label!).


Sample material Preservation by acidulating to pH 2: 2 days stable.by deep-freezing to -18 °C: 2 weeks stable.

Measuring range


COD 40 4.0 - 40.0 mg/l COD 3 ml 14 mm

14560 COD 4-40


Analysis: Procedure

Sway a reaction cellso that sediment issuspended.

Carefully pipette 3 ml ofsample solution into thereaction cell, close tightwith screw cap and mixvigorously.Caution, cell getsvery hot!

Heat reaction cell inthermoreactor at 148 °Cfor 2 hours.







14560 COD 4-40






MPM 2010 / MPM 3000



MultiLab P5



Measurement



14560 COD 4-40


MPM 1000MPM 1500

For technical reasons,these photometers cannotmeasure at the requiredwavelength of 340 nm!



Model

14561 Free Cyanide (CN)



Method Determination of cyanide using barbituric acid.

Application Ground water, drinking water, surface waterIndustrial water, percolating waterWastewater especially from electroplating and metal-processingindustries








Measuring range


Cyanide 0.010 - 0.500 mg/l CN 5 ml 14 mm

14561 Free Cyanide


Analysis: Procedure

Pipette 5 ml ofsample into areaction cell anddissolve solids.

Add 1 bluemicrospoonfulof CN-3K, closewith screw cap.









If necessary set method 14561.

14561 Free Cyanide


MPM 2010 / MPM 3000



MultiLab P5



Measuring range for MPM 2010/3000 / MultiLab P5 and MPM 1000/1500



Measurement



14561 Free Cyanide


MPM 1000MPM 1500








Pipette 5 mlof sample intoa reaction cell.



Measure(see operatingmanual of thephotometer:“Sample blankvalue correction“)



Model

14561 Readily released Cyanide (CN)



Method Determination of cyanide using barbituric acid.

Application Ground water, drinking water, surface waterIndustrial water, percolating waterWastewater especially from electroplating and metal-processingindustries








Measuring range



14561 Readily released Cyanide


Analysis: Procedure

Sample preparation

Pipette 10 ml ofsample into anempty reaction cell(RK 14/25, WTWorder no. 250 621).

Add 1 dose ofCN-1K with thegreen measurer,close with screwcap.

Heat cell in thethermoreaktorat 120 oC (100 °C)for 30 minutes.

Remove cell fromthe thermoreactor,place in the cellrack to cool to roomtemperature.

Sway cellbefore opening.

Add 3 dropsof CN-2Kand mix.

Measuring preparation

Pipette 5 mlof the preparedsample into areaction cell anddissolve solids.

Add 1 bluemicrospoonfulof CN-3K, closewith screw cap.












MPM 2010 / MPM 3000



MultiLab P5



Measuring range for MPM 2010/3000 / MultiLab P5 and MPM 1000/1500



Measurement





MPM 1000MPM 1500

Insertfilter IL 620 into filtercompartment,lettering showsto user.







Sample preparation (as in paragraph “Analysis: Procedure“)

Measuring preparation

Pipette 5 mlof the preparedsample intoa reaction cell.



Measure(see operatingmanual of thephotometer:“Sample blankvalue correction“)



Model

14562 Potassium



Method Determination with sodium tetraphenyloborate in alkaline solution

Application Drinking water, mineral water, curative waterGroundwater, spring water, well waterSurface water, soils, seawater.

Störfaktoren Strongly acidic samplesolutionsStrongly alkaline samplesolutions


Ammonium content > 50 mg/l Action: Predilute the sample.

Turbid sample solutions Action: Filter the sample.






Measuring range


Potassium 5.0 - 50.0 mg/l K 2 ml 14 mm

14562 Potassium


Analysis: Procedure

Pipette 2.0 mlof sample intoa reaction celland mix.

Check pH value.Specified range:10.5 to 11.5.

Add 6 dropsof K-1Kand mix.

Add 1 blue micro-spoonful of K-2K,close with screw cap.

Shake the cellvigorously todissolve the solids.





14562 Potassium






MPM 2010 / MPM 3000



MultiLab P5



Measurement



14562 Potassium


MPM 1000MPM 1500








Pipette 2 ml ofsample into areaction cell andmix.

Check pH value.Specified range:10.5 to 11.5.If necessary,adjust withcaustic soda lye.

Add 6 dropsof K-1Kand mix.


Measure(see operating manual of themeter:“Correction of sample blankvalue“).



Model

14564 Sulfate (SO4)



Method Turbidity measurement as barium sulfate.

Application GroundwaterDrinking waterWastewaterSeawater

Interferences Turbidities Action: Filter sample using amembrane filter.

Check pH value of thesample,required range pH 2 to 10

Action: If necessary, correct pH value,by adding diluted caustic sodalye or hydrochloric acid dropby drop.






Measuring range


Sulfate 100 - 1000 mg/l SO4 1 ml 14 mm

14564 Sulfate


Analysis: Procedure


With the green measureradd 1 dose of SO4-1K,close with screw cap.


Reaction time:2 minutes,then measureimmediately.

Measurement (The color of the test sample remains stable for at least 10 minutes!)Better: measure after exactly 2 minutes.)



MPM 2010

Select filterposition 5 (690 nm).


14564 Sulfate


MPM 3000MultiLab P5

Select filter position 11(820 nm).



MPM 2010 / MPM 3000



MultiLab P5



Measurement



14564 Sulfate


MPM 1000MPM 1500


Insert cell withzero solution (5 mlsample solution inempty cell, whitescrew cap).






Filter turbidsolutions.

Pipette 1.0 ml ofsample solutioninto a reaction celland mix.





Model

14565 Total Hardness (Ca + Mg)



Method In an alkaline solution, calcium and magnesium react with phthaleinpurple to a violet dye which is photometrically determined.

Application Ground water and surface waterDrinking waterMineral water and medicinal waterBoiler water.

Interferences Strongly acidicsamplesStrongly alkalinesamples

Action: Adjust to pH 5 to 8 usingcaustic soda lye orhydrochloric acid.



Storage At +2 °C to +8 °C (observe expiry date on the label).


Sample material Perform determination immediately after sampling. The sampletemperature should be in the range 15 °C to 25 °C.

Measuring range


Total Hardness 5 - 150 mg/l GH/Ca0.7 - 22.0 °d

0.2 ml 14 mm

14565 Total Hardness


Analysis: Procedure

Important: Remove the packet from the refrigerator at least 30 minutes before use so thatit can achieve room temperature.

Determination of total hardness

Pipette 0.2 ml ofsample into areaction cell and mix.

With a pipette add0.2 ml of H-1K,close with screw capand mix.

Reaction time:10 minutes, then measure(see below).Measured value A(Total hardness, =Ca content + Mg content).

Differenciating between Ca and Mg hardness

With a pipette add 0.2 mlof H-2K into the cellalready measured,close with screw capand mix.

Measure again immediately(see below).Measured value B(Mg content).Ca content =Value A – value B.

Measurement (The color of the test sample remains stable only for a short time. Therefore, keep the times mentioned exactly.)



Differenciating between Ca and Mg hardnessSet the photometer to difference measurement before measuring (select the citation form).First measure the total hardness, then press the enter key, add H-2K to the same reactioncell and measure the magnesium hardness. After pressing the enter key once again, theindividual values for Calcium and Magnesium hardness are displayed.






If necessary, set method 14565.

MPM 2010 / MPM 3000



MultiLab P5



Measurement







GH/Ca 5.0 - 140.0 mg/l 0.2 ml 14 mm 0160

MPM 1000MPM 1500







14566 Zinc


Model

14566 Zinc (Zn)



Method Determination of zinc using pyridylazoresorcin (PAR) in alkalinesolution.

Application Ground water, drinking water, surface water, industrial waterWastewater, especially from electroplating and metal-processingindustriesPercolating water, sewage sludge, soil.


Action: Adjust to pH 4 to 10 usingdiluted sulphuric acid orcaustic soda lye.






Measuring range


Cell

Zinc

Zinc sensitive *

0.20 - 5.00 mg/l Zn

0.050 - 0.500 mg/l Zn

0.5 ml

5 ml

14 mm

50 mm

* (PhotoLab S12 or PhotoLab Spektral only – see also operating manual of the photometer, section “Analysis Regulations“).

14566 Zinc


Analysis: Procedure

Add 5 dropsof Zn-1K intoa reaction celland mix.

With a pipetteadd 0.5 ml ofsample and mix.

Add 5 dropsof Zn-2K, closewith screw capand mix.





MPM 2010



MPM 3000MultiLab P5






MPM 2010



MPM 3000



MultiLab P5



Measurement



MPM 1000MPM 1500These photometersdo not support themeasurement.

14566 Zinc



Pipette 0.5 ml ofsample into anempty round cell (RK 14/25, WTWorder no. 250 621).

With a pipetteadd 3.5 ml ofdistilled water.

Add 5 dropsof Zn-2Kand mix.





Model

14622 Tin



Method In the presence of a cationic surfactant in acidic solution, tin (IV)reacts wih pyrocatechol violet to form a blue complex, theconcentration of which is determined photometrically.

Application WastewaterGalvanic bath solutions

Interferences Turbid samples Action: Filter the sample.





Sample material Perform analysis immediately after sampling.

Measuring range


Tin 0.10 - 2.50 mg/l Sn 5 ml 14 mm

14622 Tin


Analysis: Procedure

Add 6 drops of Sn-1Kinto a reaction celland mix.

With a pipetteadd 5 ml of sampleand mix.

Check pH valueof the sample.Specified range:pH 1.5 to 3.5.

If necessary, correctpH value by addingdiluted sulphuric aciddrop by drop.


Measurement



MPM 3000MultiLab P5




14622 Tin


MPM 3000



MultiLab P5



Measurement



14622 Tin


MPM 1000MPM 1500

These photometers are not supported.



Model

14678 Formaldehyde



Method Determination of formaldehyde using chromotropic acid in sulphuricacid.

Application DisinfectantsPreservativesProcess wastewater, e. g. from the synthetic materials industry

After special sample preparation:Cosmetic productsTextile fabricsChip boards (DIN 120)Room air.

Interferences Turbid samples Action: Filter the samples.




Disposal Dispose of test solutions as special waste at appropriate collectionpoints according to local legal requirements.


Measuring range


FormaldehydeFormaldehydeFormaldehyde

0.10 - 9.00 mg/l HCHO0.05 - 4.00 mg/l HCHO0.02 - 1.50 mg/l HCHO

3 ml3 ml6 ml

10 mm20 mm50 mm

14678 Formaldehyde


Analysis: Procedure

Notes: • The temperature of the sample and the HCHO-1 reagent must be in therange 20 °C to 25 °C.

• For measuring in the 50 mm cell the volumes of sample and reagents eachhave to be doubled.

Pipette 3 ml ofHCHO-1 into an emptyround cell (RK14/25,WTW order no. 250621).

Add 1 green micro-spoonful of HCHO-2,close with screw cap.

Shake the cellvigorously todissolve the solids.

With a pipette add3 ml of sample, closewith screw cap and mix.


Transfer the solutioninto the required cell.



Select method withAutoSelector.


14678 Formaldehyde


MPM 3000MultiLab P5



If necessary: set method 14678.

MPM 3000



MultiLab P5



Measurement



MPM 1000MPM 1500

These photometersare not supported.

14678 Formaldehyde




Model

14683 Residual Hardness (Ca)



Method In an alkaline solution, calcium and magnesium react with phthaleinpurple to a violet dye which is photometrically determined.

Application Checking ion exchanger facilities for production of completelydemineralized water.

Interferences Strongly acidicsample solutionsStrongly alkalinesample solutions







Measuring range


Residual Hardness 0.50 - 5.00 mg/l RH/Ca 4 ml 14 mm

14683 Residual Hardness


Analysis: Procedure


Pipette 4 ml ofsample into areaction cell and mix.

With a pipette add0.2 ml of RH-1K,close with screw capand mix.











MPM 2010 / MPM 3000



MultiLab P5



Measurement





MPM 1000MPM 1500




Press key:Enter factor14.30.





Model

14684 Magnesium (Mg)



Method In an alkaline solution, magnesium and phthalein purple react to aviolet dye which is photometrically determined.

Application Ground water and surface waterDrinking waterMineral water and medicinal waterBoiler water.

Interferences Strongly acidicsamplesStrongly alkalinesamples







Measuring range


Magnesium 5.0 - 50.0 mg/l Mg 0.2 ml 14 mm

14684 Magnesium


Analysis: Procedure


Pipette 0.2 ml ofsample into areaction cell and mix.

With a pipette add0.2 ml of Mg-1K,close with screw capand mix.


With a pipette add0.2 ml of Mg-2K,close with screw capand mix.




14684 Magnesium






MPM 2010 / MPM 3000



MultiLab P5



Measurement



14684 Magnesium


MPM 1000MPM 1500









Model

14690 COD 50 - 500





Application Ground water and surface waterWastewaterProduction control

Interferences Chloride > 2500 mg/l Action: Predilute the sample.



Storage At 5 °C to 25 °C store upright in a dark place(observe expiry date on the label).



Measuring range


COD 500 50 - 500 mg/l COD 2 ml 14 mm

14690 COD 50 - 500


Analysis: Procedure

Sway a reaction cellso that the sedimentis suspended.

Carefully pipette 2 mlof sample solution intothe reaction cell, close ittightly with the screw capand mix vigorously.Caution, the cellgets very hot!

Heat the reaction cellin a thermoreactorat 148 °C for 2 hours.

Remove the cell fromthe thermoreactor andplace it in a roundcell rack to cool.

After approx. 10 mincooling time swaythe cell again.

Place the cell in the rackagain and let it cool toroom temperature(very important!).

Measurement (The color of the test sample remains stable for several days.)



14690 COD 50 - 500






MPM 2010 / MPM 3000



MultiLab P5



Measurement



14690 COD 50 - 500


MPM 1000MPM 1500









Model

14691 COD 300 - 3500





Application WastewaterProduction control

Interferences Chloride > 2500 mg/l Action: Predilute the sample.



Storage At 5 °C to 25 °C store upright in a dark place(observe expiry date on the label).



Measuring range


COD 3500 300 - 3500 mg/l COD 2 ml 14 mm

14691 COD 300 - 3500


Analysis: Procedure

Sway a reaction cellso that the sedimentis suspended.

Carefully pipette 2 mlof sample solution intothe reaction cell, closeit tightly with the screw capand mix vigorously.Caution, the cellgets very hot!

Heat the reaction cellin a thermoreactorat 148 °C for 2 hours.

Remove the cell fromthe thermoreactor andplace it in a roundcell rack to cool.

After approx. 10 mincooling time swaythe cell again.

Place cell in the rack againand let it cool to roomtemperature(very important!).

Measurement (The color of the test sample remains stable for several days.)



14691 COD 300 - 3500




Program a user-definedmethod.

Programming a user-defined method:

MPM 2010 / MPM 3000The methods are programmed using the WTW Multi/Achat program and the PC.

MultiLab P5User-defined methods can also be input directly via the instrument keyboard.

Method data for the 14691 COD test:

Name 14691 new

Wavelength (nm) 585

Dimension mg/l

Citation form COD

Zero point 0.095

Slope 0.00031

Start of measuring range 300 mg/l

End of measuring range 3500 mg/l

Reference cell Round, 16 mm

Resolution 10 mg/l

14691 COD 300 - 3500


MPM 1000MPM 1500




Model

14694 Oxygen Cell Test (O2)



Method Oxygen oxidizes Mn(II) to Mn(III). In an alkaline solution, the latterand Titriplex II form a red color complex. This color complex isphotometrically determined (modified Winkler method).

Application Ground water and surface waterDrinking water

Interferences Strongly alkaline orstrongly acidic samplesolutions

Action: Adjust to pH 6 to 8 usingnitric acid or caustic soda lye.






Measuring range


Oxygen 0.5 - 12.0 mg/l O2 1 cell filling 14 mm

14694 Oxygen Cell Test


Analysis: Procedure

Fill the cell air bubble free(important) and completelywith the water sample.

Place the filled cellinto the cell rack.

Add 1 glass pearl.

Add 5 dropsof O2-1K.

Add 5 drops of O2-2K,close with screw cap andshake for 10 seconds.

Add 10 drops of O2-3K,close cell, mix, andclean the cell outside.Measure immediately.

Measurement (The color of the test sample remains stable only for a short time. Therefore, keep the times mentioned exactly, then measure immediately.)






Selectfilter position 8(with MPM 2010:filter position 6).



MPM 2010 / MPM 3000



MultiLab P5



Measurement





MPM 1000MPM 1500









Model

14697 Surfactants (anionic)



Method Anionic surfactants of the sulfonate and sulfate type react with thecationic dye methylene blue to form an ion pair that is thenextracted with chloroform. The blue color of the chloroform phase isdetermined photometrically.

Application Surface waterWater for industrial useInflow and outflow of wastewater treatment plantsWastewater, especially from the textile and leather industryPercolating water

Interferences Turbid samples Action: Filter the sample>2.0 mg/L methylene blueactive substances

Action: Dilute sample with distilledwater

Strongly acidic or stronglyalkaline samples

Action: Adjust pH value to pH 5 to11 using diluted caustic sodalye or hydrochloric acid dropby drop.






Measuring range


Surfactants (anionic) 0.05 - 2.00 mg/l a-Ten 5 ml 14 mm



Analysis: Procedure

Note: The temperature of the sample and the reaction cell should be in the range10 °C to 20 °C.

Add 5 ml of sampleinto a reaction cell,do not mix.

Add 3 dropsof T-1K,do not mix.

Add 2 dropsof T-2K,close withscrew cap.

Shake the cellfor 30 seconds.





MPM 3000MultiLab P5






MPM 3000



MultiLab P5



Measurement





MPM 1000MPM 1500 These photometers are not supported.



Model














Measuring range


Cell

Total Phosphate PhosphorusTotal PhosphorusTotal Phosphate

0.5 - 25.0 mg/l PO4-P0.5 - 25.0 mg/l Ptotal1.5 - 75.0 mg/l PO4

1 ml1 ml1 ml

14 mm14 mm14 mm



Analysis: Procedure



Heat cell in thethermoreaktor for30 minutes at120 oC (100 °C).


Add 5 dropsof P-2K, mix.













MPM 2010 / MPM 3000



MultiLab P5



Measurement





PO4-PPtotalPO4

1.0 - 24.0 mg/l1.0 - 24.0 mg/l3.1 - 73.6 mg/l

1 ml1 ml1 ml

14 mm14 mm14 mm

008.3008.3025.6



MPM 1000MPM 1500




Press key:Enter factoraccording toabove table






Heat reaction cellin the thermoreactorfor 30 minutesat 120 °C (100 °C).








Model














Measuring range


Cell


0.5 - 25.0 mg/l PO4-P1.5 - 75.0 mg/l PO4

1 ml1 ml

14 mm14 mm



Analysis: Procedure


Add 5 dropsof P-2K, closewith screw capand mix.













MPM 2010 / MPM 3000



MultiLab P5



Measurement





PO4-PPO4

1.0 - 24.0 mg/l3.1 - 73.6 mg/l

1 ml1 ml

14 mm14 mm

008.3025.6



MPM 1000MPM 1500















Model

14731 Hydrogen Peroxide (H2O2)



Method In a sulphuric solution, hydrogen peroxide, hydrogen peroxidecontaining combinations, and a titanium alcoholate form yellowperoxo titanium acids, the concentration of which is photometricallymeasured.

Application Disinfectant solutions and rinsing solutionsDrinking waterWastewater.


Action: Adjust to pH 0 to 10 usingdiluted sulfuric acid.






Measuring range


Hydrogen Peroxide 2.0 - 20.0 mg/l H2O2 10 ml 14 mm

14731 Hydrogen Peroxide


Analysis: Procedure

Pipette 10 ml ofsample into areaction cell and mix.







MPM 3000MultiLab P5




MPM 3000



MultiLab P5



Measurement





MPM 2010MPM 1000MPM 1500




Model





Method Determination of the ammonium nitrogen using indophenol blue(Berthelot´s reaction).








Sample material Preservation by adding 5 drops of 0.2 % mercury(II)-nitrate solutionper liter of sample.

Measuring range


Ammonium NitrogenAmmoniumAmmonium NitrogenAmmoniumAmmonium NitrogenAmmonium

0.05 - 3.00 mg/lNH4-N0.06 - 3.90 mg/lNH40.03 - 1.50 mg/lNH4-N0.04 - 1.90 mg/lNH40.010 - 0.500 mg/lNH4-N0.010 - 0.650 mg/lNH4

5 ml5 ml5 ml5 ml

10 ml10 ml

10 mm10 mm20 mm20 mm50 mm50 mm

14752 Ammonium


Analysis: Procedure

Pipette 5 mlof sample intoa test tube.

With a pipetteadd 0.6 ml ofNH4-1Band mix.

Add 1 bluemicrospoonfulof NH4-2B.

Shake vigorouslyto dissolve solids.


Add 4 dropsof NH4-3Band mix.


Transfer solutioninto the requiredcell.

Important: For measuring in the 50 mm cell the volumes of sample and reagents eachhave to be doubled.



Select methodwith AutoSelector.





If required: Set method 14752 (see operating manual of the meter).

14752 Ammonium


Measurement





Cell FactorMPM 1000/1500

NH4-NNH4

0.10 - 2.70 mg/l0.13 - 3.48 mg/l MPM 2010

5 ml5 ml

14 mm14 mm

00.9301.20

NH4-NNH4NH4-NNH4NH4-NNH4

0.05 - 2.70 mg/l0.06 - 3.50 mg/l0.03 - 1.35 mg/l0.04 - 1.70 mg/l0.010 - 0.540 mg/l0.013 - 0.700 mg/l

MPM 3000,MultiLab P5

5 ml5 ml5 ml5 ml

10 ml10 ml


01.2301.5900.6200.800.2460.317

MPM 1000MPM 1500


Insert cell withblank sample.





14752 Ammonium



Pipette 5 ml ofsample solutioninto an emptytest tube.

With a pipette add0.6 ml of NH4-1Band mix.

Add 1 bluemicrospoonful ofNH4-2B.


Reaction time:5 minutes atroom temperature.

Transfer thesolution into therequired cell.

Measure(see operatingmanual of themeter:“Sample blankvalue correction“).

Blank sample for photometer MPM 1500/1000 (zero adjustment)

Pipette 5 ml ofdistilled water intoan empty test tube.

With a pipetteadd 0.6 ml ofNH4-1Band mix.

Add 1 bluemicrospoonful ofNH4-2B.



Add 4 drops ofNH4-3Band mix.


Transfer thesolution into therequired cell andmeasure (seeabove).



Model

14758 Chromium (VI)



Method Determination of chromium (VI) using diphenyl carbazide.

Application Drinking waterWastewaterSeawater.


Action: Adjust to pH 1 to 9 usingdiluted sulphuric acid.



Storage At 5 oC to 25 oC (Observe expiry date on the label).



Measuring range


Chromium

Chromium

Chromium

0.10 - 3.00 mg/l Cr

0.03 - 1.50 mg/l Cr

0.010 - 0.600 mg/l Cr

5 ml

5 ml

10 ml

10 mm

20 mm

50 mm

14758 Chromium (VI)


Analysis: Procedure

Add 1 grey micro-spoonful of Cr-1Ainto a dry test tube.

Add 6 dropsof Cr-2A.

Shake the tubevigorously to dissolvethe solids.












14758 Chromium (VI)


MPM 2010 / MPM 3000



MultiLab P5



Measurement






Cr 0.05 - 2.00 mg/l MPM 2010 5 ml 14 mm 00.95

CrCrCr

0.05 - 3.00 mg/l0.03 - 1.50 mg/l0.010 - 0.600 mg/l


5 ml5 ml

10 ml

10 mm20 mm50 mm

01.2500.630.250

MPM 1000MPM 1500

Insert filterIL 540 intofilter compartment,lettering shows to user.

Insert cellwith blank sample.


14758 Chromium (VI)






Add 6 drops ofCr-2A reagent intoa dry test tube.

With a pipetteadd 5 ml of samplesolution and mix.

Transfer thesolution intothe required cell.

Measure(see operating manual ofthe meter: „Correction ofsample blank value“)


Add 1 grey micro-spoonful of Cr-1Ainto a dry test tube.

Add 6 dropsof Cr-2A.

Shake test tubevigorously to dissolvesolids.

With a pipette add5 ml of distilled waterand mix.


Measure(s. o.)



Model

14761 Iron (Fe)

Iron Oxide (Fe2O3)



Method Determination of iron using ferrospectral in a thioglycolate buffer.



Action: Adjust to pH 1 to 10 usingdiluted hydrochloric acid.






Measuring range


IronIronIron

0.05 - 5.00 mg/l Fe0.03 - 2.50 mg/l Fe0.005 - 1.000 mg/l Fe

5 ml5 ml

10 ml

10 mm20 mm50 mm

14761 Iron


Analysis: Procedure


Add 3 dropsof Fe-ANand mix.



Important: For measuring in a 50 mm cell, the quantities of sample and reagent Fe-ANeach have to be doubled.









14761 Iron


MPM 2010 / MPM 3000



MultiLab P5



Measurement






FeFe2O3

0.10 - 4.00 mg/l0.14 - 5.72 mg/l MPM 2010

5 ml5 ml

14 mm14 mm

01.8502.65

FeFe2O3FeFe2O3FeFe2O3



5 ml5 ml5 ml5 ml

10 ml10 ml


02.5003.5701.2501.790.5000.715

14761 Iron


MPM 1000MPM 1500








Pipette 5 mlof sample intothe required cell.

Measure(see operating manual ofthe photometer: “Sampleblank value correction“)

Blank sample for photometer MPM 1500/1000 (Zero adjustment)


Add 3 dropsof Fe-ANand mix.


Transfer solutioninto the requiredcell.Measure(see above).



Model

14767 Copper (Cu)



Method Determination of copper with cuprizone in alkaline medium.



Action: Adjust to pH 7 to 9.5 usingdiluted sulphuric acid orcaustic soda lye.





Sample material Preservation by adding 2 ml of nitric acid per liter of sample.

Measuring range


CopperCopperCopper

0.10 - 6.00 mg/l Cu0.05 - 3.00 mg/l Cu0.02 - 1.20 mg/l Cu

5 ml5 ml

10 ml

10 mm20 mm50 mm

14767 Copper


Analysis: Procedure

Pipette 5 ml ofsample into anempty test tube.

Add one greenmetering spoonof Cu-1A anddissolve solids.

Check pH valueof the sample.Specified range:pH 7.0 to 9.5.

If necessary, correctpH value by addingdiluted caustic sodalye or sulphuric aciddrop by drop.

Add 5 drops ofCu-2A and mix.



Important: Very high concentrations of copper in the sample will lead to turquoise-coloredsolutions (test sample should be blue) and too low results; in this case thesample has to be diluted.

For measurements in the 50 mm cell the volumes of sample and reagentseach have to be doubled.








If necessary: Set method 14767 (see operating manual of the photometer).

14767 Copper


Measurement






Cu 0.20 - 6.00 mg/l MPM 2010 5 ml 14 mm 03.57

CuCuCu

0.25 - 6.00 mg/l0.13 - 3.00 mg/l0.05 - 1.20 mg/l


5 ml5 ml

10 ml

10 mm20 mm50 mm

04.5502.2700.91

MPM 1000MPM 1500







14767 Copper




Add 1 green micro-spoonful of Cu-1Aand mix.



Measure(see instruction manual ofthe meter: „Correction ofsample blank value“).



Add 1 green micro-spoonful of Cu-1Aand dissolve it.

Add 5 drops ofCu-2A and mix.



Measure(see above).



Model

14770 Manganese (Mn)



Method Determination of manganese using formaldioxime.








Sample material Perform determination as soon as possible.Preservation by adding 2 ml of 25 % sulphuric acid per liter ofsample; it must be neutralized by adding 2 drops of 2 N causticsoda lye per 10 ml of sample before the analysis.

Measuring range


ManganeseManganeseManganese

0.5 - 10.0 mg/l Mn0.25 - 5.00 mg/l Mn0.01 - 2.00 mg/l Mn

5 ml5 ml

10 ml

10 mm20 mm50 mm

14770 Manganese


Analysis: Procedure

Pipette 5 ml ofsample into atest tube.

Add 4 drops ofMn-1A and mix.














If required: Set method 14770 (see instruction manual of the photometer).

14770 Manganese


Measurement






Mn 0.5 - 10.0 mg/l MPM 2010 5 ml 14 mm 004.3

MnMnMn

0.05 - 10.00 mg/l0.03 - 5.00 mg/l0.01 - 2.00 mg/l


5 ml5 ml

10 ml

10 mm20 mm50 mm

05.6202.8001.12

MPM 1000MPM 1500







14770 Manganese









Measure(see operating mnualof the meter:„Correction of sampleblank value“).


Pipette 5 ml ofdistilled waterinto an emptytest tube.







Measure(see above).



Model

14773 Nitrate (NO3)

Nitrate-Nitrogen (NO3-N)



Method Determination of nitrate with nitrospectral in concentrated sulfuricacid.


Interferences Nitrite > 2 mg/l. Action: 10 ml of sample + approx. 0.5 gamido-sulfuric acid, wait for 10minutes





Sample material Preservation by cooling to 4 °C: 24 hours stable.by acidulating to pH 2: 2 weeks stable.

Measuring range


Nitrate-NitrogenNitrateNitrate-NitrogenNitrate

0.5 - 20.0 mg/l NO3-N2.0 - 90.0 mg/l NO30.3 - 10.0 mg/l NO3-N1.0 - 45.0 mg/l NO3

1.5 ml1.5 ml1.5 ml1.5 ml

10 mm10 mm20 mm20 mm

14773 Nitrate


Analysis: Procedure

Add 1 bluemicrospoonfulof NO3-1A intoan empty, dryround cell(RK 14/25, WTWorder no. 250 621).

With a pipetteadd 5 ml ofNO3-2A.

Shake vigorouslyfor 1 minute todissolve solids.

With a pipetteadd 1.5 ml ofsample and mix.Caution, cellgets very hot!


Pour solution intothe required cell.



Select methodwithAutoSelector.






14773 Nitrate


MPM 2010 / MPM 3000



MultiLab P5



Measurement






NO3-NNO3

1.0 - 20.0 mg/l4.4 - 88.5 mg/l MPM 2010

1.5 ml1.5 ml

14 mm14 mm

007.4033.0

NO3-NNO3NO3-NNO3NO3-NNO3



1.5 ml1.5 ml1.5 ml1.5 ml3.0 ml3.0 ml


009.4041.8004.7020.901.8808.40

Important: For measurements in 50 mm cells, sample volume and the quantities of thereagents NO3-1A and NO3-2A must be doubled.

MPM 1000MPM 1500




14773 Nitrate






Add 5 ml ofNO3-2A into anempty, dryround cell.

With a pipetteadd 1.5 ml ofsample and miximmediately.Caution, cell getsvery hot!



Blank value for photometer MPM 1500/1000 (zero adjustment)

Add 1 bluemicrospoonful ofNO3-1A into anempty, dryround cell.

With a pipetteadd 5 ml ofNO3-2A.

Shake vigorouslyfor 1 minute todissolve solidscompletely.

With a pipetteadd 1.5 ml ofdistilled water andmix immediately.Caution, cell getsvery hot!

If necessary poursolution into therequired cell.


Measurement(see above).



Model

14776 Nitrite (NO2)

Nitrite Nitrogen (NO2-N)



Method Determination of nitrite using sulphanilic acid and 1-naphthylamine.


Interference Strongly acidic samplesolutionsStrongly alkalinesample solutions

Action: Adjust to pH 2 to 10 using causticsoda lye or diluted hydrochloricacid.






Measuring range


Nitrite NitrogenNitriteNitrite NitrogenNitriteNitrite NitrogenNitrite

0.02 - 1.00 mg/l NO2-N0.10 - 3.00 mg/l NO20.010 - 0.500 mg/l NO2-N0.03 - 1.60 mg/l NO20.005 - 0.200 mg/l NO2-N0.015 - 0.650 mg/l NO2

5 ml5 ml5 ml5 ml

10 ml10 ml


14776 Nitrite

Page 2/4 Editon 8/98

Analysis: Procedure


Add 1 bluemicrospoonfulof NO2-AN.


Check pH value ofthe sample.Specified range:pH 2.0 to 2.5.

If required, correctpH value by addingdiluted caustic sodalye or sulphuricacid drop by drop.

Reaction time:10 Minuten.


Important: For measuring in the 50 mm cell, the quantities of sample and reagent NO2-AN each have to be doubled.









14776 Nitrite

Editon 8/98 Page 3/4

MPM 2010 / MPM 3000



MultiLab P5



Measurement






NO2-NNO2

0.020 - 0.600 mg/l0.046 - 2.000 mg/l MPM 2010

5 ml5 ml

14 mm14 mm

0.2990.979

NO2-NNO2NO2-NNO2NO2-NNO2



5 ml5 ml5 ml5 ml

10 ml10 ml


04.0001.310.20000.660.0800.262

14776 Nitrite


MPM 1000MPM 1500

Insertfilter IL 540 intofilter compartment,letterig showsto user.







Fill 5 ml of sampleinto an empty cell.

Measure(see operating manual ofthe meter: “Sample blankvalue correction“).


Pipette 5 ml ofdistilled waterinto an empty testtube.

Add 1 bluemicrospoonfulof NO2-ANand dissolve.


Transfer solutioninto the requiredcell and measure(see above).



Model

14779 Sulfide

Hydrogen sulfide (HS)



Method Determination of sulfide with N.N-Dimethyl-1.4-phenylenediammonium chloride (DPD) and oxidation with iron(III) to methyleneblue (Caro Fischer reaction).








Sample material Perform determination as soon as possible.

Measuring range


SulfideSulfideSulfide

0.10 - 1. 50 mg/l S0.050 - 0.750 mg/l S0.020 - 0.300 mg/l S

5 ml5 ml

10 ml

10 mm20 mm50 mm

14779 Sulfide


Analysis: Procedure


Add 1 drop ofHS-1A and mix.

Add 5 drops ofHS-2A and mix.



Important:For measuring in the 50 mmcell the volumes of sampleand reagents each have tobe doubled.





MPM 3000MultiLab P5




Measurement

Insert cell.Read measure value.


14779 Sulfide


Measuring ranges for MPM 3000 / MultiLab P5 and factors for MPM 1000/1500

Measuring range Sample volume Cell Factor MPM1000/1500

HSHSHS

0.02 - 4.00 mg/l0.02 - 1.65 mg/l0.020 - 0.608 mg/l

5 ml5 ml

10 ml

10 mm20 mm50 mm

01.0001.001.000

MPM 1000MPM 1500

Insert filter IL 660into filter compart-ment, lettering showsto user.

Insert cell withblank sample(distilled water +reagents).




Press key:Absorbance value isdisplayed. Take theconcentration valuefrom the table below.


The correction of the sample blank value has to be made manually,even with MPM 3000 and MultiLab P5!

Pipette 5 ml of sample intoan empty test tube.

(sample display)Measure absorbance of sample blank value(see operating manual of the photometer).


Add 1 drop ofHS-1A and mix.



14779 Sulfide


(sample display)


Measure the absorbance of the sample(see operating manual of the meter).

Absorbanceof sample

- Absorbance ofsample

blank value=

Result:corrected absorbanceof the sample.

�� = 0.420 (example)

• Look for the corrected absorbance value in the table below(if necessary interpolate intermediate values).

• The relevant concentration value, e. g. 0.54 mg/l,corresponds to the sample concentration corrected by thesample blank value.

Table for MPM 3000, MultiLab P5:MPM 1500/1000:

Correction of sample blank valueReading the hydrogen sulfide concentration

(valid for 10 mm cell and 5 ml sample volume)

Absorb.corrected

Conc.mg/l

Absorb.corrected

Conc.mg/l

Absorb.corrected

Conc.mg/l

Absorb.corrected

Conc.mg/l

Absorb.corrected

Conc.mg/l

0.020 0.02 0.500 0.65 0.980 1.35 1.460 2.14 1.940 3.070.040 0.05 0.520 0.68 1.000 1.38 1.480 2.18 1.960 3.110.060 0.07 0.540 0.70 1.020 1.41 1.500 2.21 1.980 3.160.080 0.10 0.560 0.73 1.040 1.44 1.520 2.25 2.000 3.200.100 0.12 0.580 0.76 1.060 1.47 1.540 2.29 2.020 3.240.120 0.15 0.600 0.79 1.080 1.50 1.560 2.32 2.040 3.290.140 0.17 0.620 0.82 1.100 1.53 1.580 2.36 2.060 3.330.160 0.20 0.640 0.84 1.120 1.57 1.600 2.40 2.080 3.380.180 0.22 0.660 0.87 1.140 1.60 1.620 2.43 2.100 3.420.200 0.25 0.680 0.90 1.160 1.63 1.640 2.47 2.120 3.470.220 0.28 0.700 0.93 1.180 1.66 1.660 2.51 2.140 3.510.240 0.30 0.720 0.96 1.200 1.70 1.680 2.55 2.160 3.560.260 0.33 0.740 0.99 1.220 1.73 1.700 2.59 2.180 3.600.280 0.35 0.760 1.02 1.240 1.76 1.720 2.63 2.200 3.650.300 0.38 0.780 1.05 1.260 1.80 1.740 2.66 2.220 3.700.320 0.41 0.800 1.08 1.280 1.83 1.760 2.70 2.240 3.740.340 0.43 0.820 1.11 1.300 1.86 1.780 2.74 2.260 3.790.360 0.46 0.840 1.13 1.320 1.90 1.800 2.78 2.280 3.840.380 0.49 0.860 1.16 1.340 1.93 1.820 2.82 2.300 3.890.400 0.51 0.880 1.19 1.360 1.97 1.840 2.86 2.320 3.940.420 0.54 0.900 1.22 1.380 2.00 1.860 2.90 2.340 3.990.440 0.57 0.920 1.26 1.400 2.04 1.880 2.950.460 0.60 0.940 1.29 1.420 2.07 1.900 2.990.480 0.62 0.960 1.32 1.440 2.11 1.920 3.03

Calculating the concentration when using cells different from the standard 10 mm cell:When using 20 mm cells divide the corrected absorbance by 2, when using 50 mm cellsdivide by 5. Then take the concentration value from the table.



Model

14785 Nickel (Ni)



Method Determination of nickel using dimethyl glyoxime in alkaline medium.

Application Drinking waterWastewater.


Action: Adjust to pH 3 to 8 usingdiluted sulphuric acid.





Probenmaterial Perform determination as soon as possible.Preservation by adding 2 ml of 25 % sulphuric acid per liter ofsample; it must be neutralized with 2 drops of 2 N caustic soda lyeper 10 ml of sample before the analysis.

Measuring range


Nickel

Nickel

Nickel

0.10 - 5.00 mg/l Ni

0.05 - 2.50 mg/l Ni

0.02 - 1.00 mg/l Ni

5 ml

5 ml

10 ml

10 mm

20 mm

50 mm

14785 Nickel (Ni)


Analysis: Procedure

Pipette 5.0 mlof sampleinto a test tube.

Add 1 drop of Ni-1A andmix. If the color disappearscontinue adding drop bydrop until a browncoloration persists.


Add 2 dropsof Ni-2Aand mix.

Check pH value.Specified range:pH 10 to 12.

If necessary adjustpH value using dilutedcaustic soda lye orsulphuric acid.



Transfer the solution intothe required cell.






14785 Nickel (Ni)





If required: Set method 14785 (see operating manual of the photometer).

Measurement






Ni 0.20 - 5.00 mg/l MPM 2010 5 ml 14 mm 03.85

NiNi

0.10 - 5.00 mg/l0.04 - 2.00 mg/l


5 ml10 ml

20 mm50 mm

02.4100.96

MPM 1000MPM 1500





Test sample:Insert cellwith test sample.


14785 Nickel (Ni)



Pipette 5.0 mlof sample intoan empty testtube.

Add 1 drop of Ni-1A andmix. If the color disappearscontinue adding drop bydrop until a brown colorationpersists.






Measure(see operatingmanual of themeter:“Correction ofsample blankvalue“).


Pipette 5.0 mlof distilled waterinto an emptytest tube.

Add 1 drop of Ni-1A andmix. If the color disappearscontinue adding drop bydrop until a brown colorationpersists.





Add 2 drops ofNi-3A and mix.

Transfer thesolution into therequired cell and,after 2 minutes,measure (seeabove).


Edtion 12/98 Page 1/4

Model

14791 Sulfate (SO4)



Method Determination of sulfate with barium iodate and tannin in a slightlyacidic, aqueous-organic medium.



Action: Adjust to pH 2 to 10 usingdiluted hydrochloric acid orcaustic soda lye.





Sample material Perform determination after sampling.

Measuring range


Sulfate 25 - 300 mg/l SO4 2.5 ml 10 mm

14791 Sulfate


Analysis: Procedure

Pipette 2.5 ml of sampleinto an empty round cell(RK 14/25, WTWorder no. 250 621).

Add 2 dropsof SO4-1Aand mix.

Add 1 green micro-spoonful of SO4-2Aand dissolve solids.

Temper the cell ina water bath for5 minutes at 40oC.

With a pipette add2.5 ml of SO4-3Aand mix.

Filter the contentsof the cell using around filter.

Add 4 drops ofSO4-4A to the filtrateand mix.

Temper the cell againin the water bathfor 7 minutes at 40oC.






14791 Sulfate






Measurement






SO4 25 - 300 mg/l MPM 2010 2.5 ml 14 mm 0179

SO4 25 - 300 mg/lMPM 3000,MultiLab P5 2.5 ml 20 mm 0122

MPM 1000MPM 1500







14791 Sulfate



Pipette 2.5 ml ofsample into anempty round cell.

Add 2 drops ofSO4-1A and mix.

Add 1 green micro-spoonful of SO4-2Aand dissolve solids.

Temper the cell in awater bath at 40oCfor 5 minutes.


Filter the contentsof the cell with around filter.

Temper the cellagain in a waterbath for 7 at 40oC.

Transfer the solutioninto the required cell,measure(see operatingmanual of the meter).


Pipette 2.5 ml ofdistilled water intoan empty round cell.


Add 1 green micro-spoonful of SO4-2Aand mix.

Temper the cell ina water bath for5 minutes at 40oC.


Filter the test solutionusing a round filter.


Temper the cell againfor 7 minutes in awater bath at 40oC.

Transfer the solution intothe required cell,measure (see above).



Model

14794 Silicium (Si)

Silicic acid (SiO2)



Method Determination of silicium as ß-silicomolybdic acid.








Sample material Preservation by adding 1 ml concentrated sulphuric acid per liter ofsample.Store in plastic bottles!

Measuring range


SiliciumSiliciumSilicium

0.10 - 5.00 mg/l Si0.05 - 2.50 mg/l Si0.005 - 0.950 mg/l Si

5 ml5 ml

10 ml

10 mm20 mm50 mm

14794 Silicium/Silicic acid


Analysis: Procedure


Add 3 drops ofSi-1A and mix.

Check pH value,specified range:pH 1.2 to 1.6.












Select filter position.MPM 3000,MultiLab P5:

5 (690 nm)10 (660 nm)11 (820 nm)

MPM 2010: 5 (690nm)





Measurement



Measuring ranges and filter positions for MPM 2010/3000 / MultiLab P5 and factors forMPM 1000/1500

Measuring range Filterposition

Samplevolume


SiSiO2

0.10 - 5.00 mg/l0.20 - 10.60 mg/l

55

MPM 2010MPM 3000,MultiLab P5

5 ml5 ml

14 mm14 mm

02.6005.56

SiSiO2SiSiO2

0.50 - 5.00 mg/l1.1 - 10.7 mg/l0.25 - 2.50 mg/l0.54 - 5.35 mg/l

10101010


5 ml5 ml5 ml5 ml


notsupported

SiSiO2

0.010 - 0.800 mg/l0.020 - 1.710 mg/l

1111


10 ml10 ml

50 mm50 mm

0.2550.545

MPM 1000MPM 1500

Insert filter IL 690(for measuring in the50 mm cell: filter IL 800)into filter compartment,lettering showsto user.












Reaction time:5 minutes at roomtemperature.


Measure(see operating manualof the meter:“Correction of sampleblank value“)









Measure (s. o.)



Model

14815 Calcium (Ca)



Method Determination of calcium using calcospectral.


Interferences Strongly alkaline samplesolutionsStrongly acidic sample solutions

Action: Adjust to pH 4 to 10using diluted hydrochloricacid or caustic soda lye.

Reaction vessels/cellscontaminated with tap waterwill cause overresults

Action: Pretreat vessels withdiluted hydrochloric acid,rinse thoroughly withdistilled water.






Measuring range


Cell

CalciumCalciumCalcium sensitive *

10 - 160 mg/l Ca5 - 80 mg/l Ca1.0 - 15.0 mg/l Ca

0.1 ml0.1 ml1 ml

10 mm20 mm10 mm

* (PhotoLab S12 or PhotoLab Spektral only – see also operating manual of the photometer, section “Analysis specifications“)

14815 Calcium


Analysis: Procedure

Pipette 0.1 mlof sample intoa test tube.

With a pipetteadd 5 ml of Ca-1Aand mix.

Add 4 dropsof Ca-2Aand mix.

Add 4 dropsof Ca-3Aand mix.

Reaction time:8 minutes.(Must be observedexactly.)

Transfer solutioninto the required cell.








If necessary: Set method 14815 (see instruction manual of the photometer).

14815 Calcium


Measurement






CaCaO

5 - 160 mg/l7 - 224 mg/l MPM 2010

0.1 ml0.1 ml

14 mm14 mm

01050147

CaCaO

5 - 160 mg/l7 - 224 mg/l


0.1 ml0.1 ml

20 mm20 mm

00680095

MPM 1000MPM 1500







14815 Calcium


Pipette exactly0.1 ml of sampleinto an empty test tube.

With a pipette add5 ml of Ca-1Aand mix.

Add 4 drops ofCa-2A and mix.



Measure(see operating manualof the photometer).


Pipette exactly0.1 ml of distilledwater into an emptytest tube.

Add 5 ml ofCa-1A and mix.





Measure(see above).



Model

14821 Gold (Au)



Method Determination of gold using rhodamine b.

Application WastewaterSeawater.

Interferences Strongly alkaline samples Action: Adjust to pH 3 to 9 usinghydrochloric acid.

Free halogens(chlorine, bromine, iodine)cause the color reagentto bleach.

Action: Add hydrochloric acid to thesample, then evaporate thesolution to a few ml, dissolvewith distilled water and a bit of37% hydrochloric acid p. a.



Storage At 5 oC to 25 oC (observe expiry date on the label).



Measuring range


Gold 0.5 - 12.0 mg/l Au 2 ml 10 mm

14821 Gold (Au)


Analysis: Procedure

Pipette 2 ml ofsample into anempty reaction cell(order no. 250621).

Add 2 drops ofAu-1A and mix.



With a pipette add6 ml of Au-4Aand close withscrew cap.

Shake vigorouslyfor 1 minute.

Add 6 drops ofAu-5A and closewith screw cap.


Suck off the clearupper layer usinga pasteur pipette.

Transfer the layersucked off into therequired cell.





14821 Gold (Au)


MPM 3000MultiLab P5




Measurement



Measuring ranges for MPM 3000 / MultiLab P5 and factors for MPM 1000/1500

Measuring rangeMPM 3000 / MultiLab P5

Sample volume Cell FactorMPM 1000/1500

Au 0.5 - 12.0 mg/l 2 ml 10 mm 009.5

Au 0.25 - 6.00 mg/l 2 ml 20 mm 04.75

MPM 1000MPM 1500




Press key:Enter factor accordingto above table.



14821 Gold (Au)



Pipette 2 mlof sample into anempty round cell(RK 14/25,order no. 250621).




With a pipetteadd 6 ml of Au-4A,close withscrew cap.

Shake vigorouslyfor 1 minute

Suck off the clearupper layer using apasteur pipette.


Measure (see operating manual of the photometer).


Pipette 2 ml ofdistilled water intoan empty roundcell (RK 14/25,order no. 250621).




With a pipetteadd 6 ml of Au-4A,close with screw cap.


Add 6 drops ofAu-5A, close withscrew cap.


Suck off the clearupper layer using apasteur pipette.


Measure(see above).



Model

14825 Aluminium (Al)



Method Determination of aluminium using chromazurole S in acetate-buffered solution.

Application Drinking waterWastewaterSeawater.








Measuring range


Aluminium

Aluminium

Aluminium

0.10 - 1.50 mg/l Al

0.05 - 0.75 mg/l Al

0.020 - 0.300 mg/l Al

5 ml

5 ml

10 ml

10 mm

20 mm

50 mm



Analysis: Procedure

Pipette 5.0 mlof sampleinto a test tube.

Add 1 blue micro-spoonful of Al-1Aand dissolve solids.

With a pipette add1.2 ml Al-2Aand mix.

Add 6 drops ofAl-4A and mix.














MPM 2010 / MPM 3000



MultiLab P5



Measurement



Measuring ranges for MPM 2010/3000 / MultiLab P5 und factors for MPM 1000/1500



Al 0.20 - 1.00 mg/l MPM 2010 5 ml 14 mm 00.44

AlAlAl

0.20 - 1.50 mg/l0.100 - 0.750 mg/l0.040 - 0.300 mg/l


5 ml5 ml

10 ml

10 mm20 mm50 mm

00.590.2940.118

MPM 1000MPM 1500










Add 5 mlof sampleinto a test tube.

Add 1 blue micro-spoonful of Al-1Aand dissolve solids.

With a pipetteadd 1.2 ml of Al-2Aand mix.



Measure(see operating manual ofthe meter: „Correction ofsample blank value“)


Add 5 mlof distilled waterinto a test tube.

Add 1 blue micro-spoonspul of Al-1Aand dissolve solids.

With a pipette add1.2 ml of Al-2Aand mix.

Add 6 dropsof Al-4Aand mix.


Reaction time:2 minutes.Measure (see above).



Model

14828 Chlorine (Cl2)

Free Chlorine and Total Chlorine



Method Determination of chlorine using dialkyl-p-phenylenediamine.








Sample material Perform determination as soon as possible after sampling.

Measuring range


ChlorineChlorineChlorine

0.10 - 7.50 mg/l Cl20.05 - 4.00 mg/l Cl20.01 - 1.50 mg/l Cl2

5 ml5 ml

10 ml

10 mm20 mm50 mm

14828 Chlorine


Analysis: Procedure

Determination of free chlorine

Pipette 5 ml of sampleinto a test tube.

Add 1 blue micro-spoonful of Cl2-1A.


Add 2 drops ofCl2-3A and mix.



Determination of total chlorine

The total chlorine is determined with the same preparation as described above, but add 2drops of reagent Cl2-2A instead of 2 drops of reagent Cl2-3A.

Important: • Very high chlorine concentrations in the sample cause yellow solutions(test sample should be red) and too low values; in these cases the samplehas to be diluted.

• For measuring in the 50 mm cell, the quantities of sample and reagentseach have to be doubled.





14828 Chlorine






Measurement






Cl2 0.10 - 7.50 mg/l MPM 2010 5 ml 14 mm 02.67

Cl2Cl2Cl2

0.10 - 8.00 mg/l0.05 - 4.00 mg/l0.02 - 1.60 mg/l


5 ml5 ml

10 ml

10 mm20 mm50 mm

03.5701.7900.71

MPM 1000MPM 1500




14828 Chlorine






Pipette 5 mlof test sampleinto an emptytest tube.

Add 2 drops ofreagent Cl2-3A(free chlorine) orCl2-2A (totalchlorine) andmix immediately.


Transfer solutioninto the requiredcell.Measure (seeoperating manual ofthe meter:“Sample blankvalue correction“).



Add 1 blue micro-spoonful of Cl2-1A anddissolve immediately.

Add 2 drops of Cl2-3A(free chlorine) orCl2-2A (total chlorine)and mix immediately.


Transfer solutioninto the requiredcell and measure(see above).



Model

14831 Silver (Ag)



Method Determination of silver using phenanthroline and eosin in a slightlyacidic solution.

Application For wastewater especially from the photo and plating industries aswell as for production control.

Interferences Strongly acidic or stronglyalkaline samples






Sample material Perform determination immediately after sampling.Preservation by adding 1 ml nitric acid per liter of sample.

Measuring range


Silver

Silver

0.50 - 3.00 mg/l Ag

0.25 - 1.50 mg/l Ag

10 ml

10 ml

10 mm

20 mm

14831 Silver (Ag)


Analysis: Procedure

Pipette 10 mlof sample into anempty round cell(order no. 250621).

Add 2 dropsof Ag-1.

Add 1 greenmicrospoonfulof Ag-2, closewith screw cap.

Heat the reaction cellin the thermoreactorfor 60 minutes at120oC (100oC).

Remove cell fromthe thermoreactor,allow to cool ina cell rack.

Sway the cellbefore opening it.

Add 3 dropsof Ag-3 and mix.

Check the pH valueof the sample.Specified range:pH 4 to 10.

If necessary,adjust pH valuedrop by drop usingdiluted causticsoda lye orsulphuric acid.

Add 1 drop ofAg-4 and mix.

Add 5 drops ofAg-5 and mix.

With a pipetteadd 1 ml of Ag-6and mix.







14831 Silver (Ag)


MPM 3000MultiLab P5




Measurement

Insert 10 mm cell.Read measured value.


MPM 1000MPM 1500


Insert 10 mm cellwith blank sample.



Test sample:Insert 10 mm cellwith test sample.


14831 Silver (Ag)



Pipette 10 mlof sample into anempty round cell(RK 14/25,order no. 250621).


Add 1 greenmicrospoonfulof Ag-2and mix.

Heat the cell inthe thermoreactorfor 60 minutesat 120oC (100oC).

Remove the cellfrom the thermo-reactor, let it coolin a cell rack.

Sway the cellbefore opening it.


Check the pH valueof the sample.Specified range:pH 4 to 10.If necessary,correct the pH value.




Measure(see operating manualof the photometer:“Correction of sampleblank value“)


Pipette 10 ml ofdistilled water intoan empty roundcell (RK 14/25,order no. 250621).

Add 1 drop ofAg-4 and mix.


With a pipetteadd 1 ml of Ag-6and mix.



Measure(see above).



Model

14832 Zinc (Zn)



Method Determination of zinc with pyridylazonaphthol in alkaline solution.

Application Drinking water and groundwaterWastewater especially from electroplating and metal-processingfactories.

Interferences Strongly alkalinesample solutionsStrongly acidic samplesolutions


Tensides Action: Can be eliminated byevaporating.

Complexing agents Action: Sample preparation withCrack-Set 10 (Model 14687,WTW Order No. 250 496)






Measuring range


Zinc 0.05 - 2.50 mg/l Zn 5 ml 10 mm

14832 Zinc


Important: The contents of the test tubes and cells must not be drained into thewastewater (the Zn-2 reagent contains potassium cyanide!) and must bedisposed of in accordance with official regulations!

Elimination of cyanide:In a fume cupboard transfer the contents of the test tubes and cells into aseparating funnel.Carefully run off the lower layer (aqueous phase) into a wide-neckedconical flask, add Perhydrol® (3 ml of Perhydrol® per 100 ml of aqueousphase) and leave to stand for 20 minutes.Treat the upper layer (organic phase) as waste solvent.

Analysis: Procedure

Pipette 5 ml ofsample into atest tube withscrew cap.

Add 5 drops ofZn-1 and mix.

Check pH value,specified range:pH 12 to 13.

If necessaryadjust pH valuewith dilutedcaustic soda lye.





Add 1 greymicrospoonfulof Zn-5 anddissolve solids.

With a pipette add5 ml of Zn-6 (Isobu-tylmethylketoneMod. 06146, O. no.250 452) and closethe test tube tightly.

Shake vigorouslyfor 30 seconds.

Leave to standfor 2 minutes.

Aspirate thecolored-clearupper phaseusing a pipette.


14832 Zinc










MPM 2010 / MPM 3000



MultiLab P5



Measurement



14832 Zinc





Zn 0.05 - 2.50 mg/l MPM 2010 5 ml 14 mm 01.09

Zn 0.05 - 2.50 mg/lMPM3000 /MultiLab P5 5 ml 10 mm 01.47

MPM 1000MPM 1500







14832 Zinc






If necessaryadjust pH valuewith diluted causticsoda lye.




Add 1 grey micro-spoonful of Zn-5and dissolve solids.

With a pipette add5 ml of Zn-6 (Isobu-tylmethylketone,Mod. 06146, O. no.250 452) and closethe test tube tightly.





Measure (seeoperating manualof the photometer).

14832 Zinc






If necessaryadjust pH valuewith dilutedcaustic soda lye.





Add 1 greymicrospoonfulof Zn-5 anddissolve solids.

With a pipette add5 ml of Zn-6 (Isobu-tylmethylketone,Mod. 06146, O. no.250 452) and closethe test tube tightly.





Measure(see above).



Model

14833 Lead (Pb)



Method Determination of lead using 4-(2-Pyridylazo)-resorcin (PAR) inalkaline solution.


Interferences High Ca/Mg contents(Total hardness > 14°dH)

Action: Sample predilution ordifference measurement.

Strongly alkaline samplesolutionsStrongly acidic samplesolutions

Action: Adjust to pH 3 to 6 usingdiluted nitric acid or ammoniasolution.





Sample material If possible, perform determination immediately after sampling.Preservation by adding 1 ml 65 % nitric acid per liter of sample.

Measuring range


Lead 0.10 - 5.00 mg/l Pb 5 ml 14 mm

14833 Lead (Pb)


The reaction cell contains cyanide! Observe danger notes!

Analysis: Procedure − Total hardness 0 to 14°dH

Add 5 drops of Pb-1Kinto a reaction celland mix.

With a pipette add5 ml of sample,close with screw capand mix.

Measure.

Analysis: Procedure − Total hardness > 14°dH (Difference measurement)

Add 5 drops of Pb-1Kinto a reaction celland mix.

With a pipette add5 ml of sample,close with screw capand mix.

Measure.

Result: Test value A.

Add 1 grey micro-spoonful of Pb-2Kto the cell alreadymeasured, closewith screw cap.

Shake cell vigorouslyto dissolve solids

Measure.

Result: Test value B.

mg/l Pb = Test value A - Test value B

14833 Lead (Pb)


−

−








MPM 2010 / MPM 3000



MultiLab P5



Measurement



14833 Lead (Pb)

Seite 4/4 Edition 07/98

MPM 1000MPM 1500







Sample blank solution (With colored or turbid samples only)

Add 5 drops of Pb-1Kinto an empty roundcell (RK 14/25, WTWorder no. 250 621)and mix.


Add 1 grey micro-spoonful of Pb-2K,close with screw cap.


Measure(see operating manualof the meter:“Sample blank valuecorrection“).



Model

14834 Cadmium (Cd)



Method Determination of cadmium using cadion derivate in alkaline solution.

Application Ground water, drinking water, surface waterWastewater, process water, seepage waterSewage sludge and soilSeawater


Action: Adjust to pH 5 to 9 withammonia solution or nitricacid.





Sample material If possible, perform preservation immediately after sampling.Add 1 ml 65 % nitric acid per liter of sample.

Measuring range


Cadmium 0.025 - 1.000 mg/l Cd 5 ml 14 mm

Cadmium sensitive * 0.010 - 0.300 mg/l Cd 10 ml 50 mm

* (PhotoLab S12 or PhotoLab Spektral only – see also operating manual of the photometer, section “Analysis Regulations“)

14834 Cadmium


Analysis: Procedure


Add 3 drops ofCd-1K and mix.

Add 1 green micro-spoonful of Cd-2K,close with screw cap.






14834 Cadmium

Edition 7/98 Seite 3/4





MPM 2010 / MPM 3000



MultiLab P5



Measurement

Insert cell.Read measure value.


14834 Cadmium


MPM 1000MPM 1500




Press key:Enterfactor 0.505



Sample blank solution (With colored or turbid samples only)

With a pipette add5 ml of sample into areaction cell and mix.

Add 1 green micro-spoonful of Cd-2K,close with screw cap.



Measure(see operating manual ofthe meter: „Sample blankvalue correction“).



Model

14839 Boron (B)



Method Determination of boron using curcumin.


Interferences Boron dissolved out ofutensils used (Borosilicateglasses)

Action: Use utensils made out of sodaglass or plastic for samplingand analysis.





Sample material Perform determination as soon as possible after sampling.

Measuring range


Boron 0.050 - 0.800 mg/l B 5 ml 10 mm

14839 Boron (B)


Analysis: Procedure

Pipette 5 ml ofsample into a glasswith screw cap.(Important:do not use boro-silicate glasses!)

With a pipetteadd 1 ml ofB-1A and mix.

With a pipetteadd 1.5 ml of B-2Aand close theglass.

Shake the glassvigorously for1 minute.

Suck off 0.5 mlof the lowerclear layer usinga Pasteur pipette.

Transfer the layersucked off intoa dry glass.

With a pipetteadd 0.8 ml ofB-3A and mix.

Add 4 drops ofB-4A and mix.



With a pipetteadd 6 ml of B-6Aand mix.







14839 Boron (B)






Measurement



Measuring ranges for MPM MPM 2010/3000 / MultiLab P5; factors for MPM 1000/1500


B 0.050 - 0.750 mg/l MPM 2010 5 ml 14 mm 0.263

BB

0.050 - 0.800 mg/l0.025 - 0.400 mg/l


5 ml5 ml

10 mm20 mm

0.3500.175

MPM 1000MPM 1500




Press key:Enter factor accordingto above table.



14839 Boron (B)



Pipette 5 ml ofsample into anempty glass withscrew cap.(Important:do not use boro-silicate glasses!)












Measure(see operating manualof the meter).

14839 Boron (B)



Pipette 5 ml ofdistilled water intoan empty glasswith screw cap.(Important:do not use boro-silicate glasses!)













Measure (see above).



Model

14842 Phosphate 100 (PO4)

ortho-Phosphate-Phosphorus (PO4-P)



Method Determination of the yellow phosphoric acid molybdate vanadatecomplex.


Interferences Yellow self-coloring ofsample solution

Action: add activated carbon,stir intensively, filter





Sample material Preservation not possible; perform determination as soon aspossible.

Measuring range


ortho-Phosphate-Phosphorusortho-Phosphateortho-Phosphate-Phosphorusortho-Phosphate

1.0 - 30.0 mg/l PO4-P3.0 - 90.0 mg/l PO40.5 - 15.0 mg/l PO4-P1.5 - 45.0 mg/l PO4

5 ml5 ml5 ml5 ml


14842 Phosphate 100


Analysis: Procedure


With a pipette add1.2 ml P-AHand mix.

Pour solutioninto the requiredcell.

Notes: • The method determines only ortho-phosphate. Determine the content of totalphosphorus after oxidation to ortho-phosphate.

• For measurements in 50 mm cells, sample volume and volume of the reagentsmust be doubled.



Select method withAutoSelector.


MPM 2010



MPM 3000MultiLab P5



14842 Phosphate 100



MPM 2010 / MPM 3000



MultiLab P5



Measurement






PO4-P

PO4

0.5 - 25.0 mg/l

1.5 - 76.0 mg/lMPM 2010

5 ml

5 ml

14 mm

14 mm

030.3

093.0

PO4-P

PO4PO4-P

PO4PO4-P

PO4

1.0 - 30.0 mg/l

3.1 - 92.0 mg/l

0.5 - 15.0 mg/l

1.5 - 46.0 mg/l

0.20 - 6.00 mg/l

0.6 - 18.4 mg/l

MPM 3000

MultiLab P5

5 ml

5 ml

5 ml

5 ml

10 ml

10 ml

10 mm

10 mm

20 mm

20 mm

50 mm

50 mm

042.4

130.0

021.2

065.0

08.50

026.0

14842 Phosphate 100


MPM 1000MPM 1500








Pipette 5 ml ofsample into anempty round cell.



Pipette 5 ml ofdistilled waterinto an emptyround cell (RK14/25,WTW order no.250621) and mix.

With a pipetteadd 1.2 ml P-AHand mix.

Pour solution intothe required cell.

Measurement(see above)



Model

14848 Phosphate 10 (PO4)

ortho-Phosphate-Phosphorus (PO4-P)



Method Determination as molybdenum blue after reduction of molybdatophosphate (determines ortho-phosphate only).









Sample material Preservation not possible, perform determination immediately.

Measuring range


ortho-phosphate-phosphorusphosphate 10ortho-phosphate-phosphorusphosphate 10ortho-phosphate-phosphorusphosphate 10

0.05 - 5.00 mg/l PO4-P0.2 - 15.0 mg/l PO4

0.03 - 2.50 mg/l PO4-P0.10 - 7.50 mg/l PO4

0.01 - 1.00 mg/l PO4-P0.05 - 3.00 mg/l PO4

5 ml5 ml5 ml5 ml

10 ml10 ml


14848 Phosphate 10

PagePage 2/4 Edition 7/98

Analysis: Procedure

Pipette 5 mlof sampleinto a test tube.

Add 5 dropsof P-1Aand mix.

With the bluemeasurer add1 dose of P-2A.




Important: For measurements in the 50 mm cell, the volumes of the sample and thereagents P-1A and P-2A each have to be doubled.









14848 Phosphate 10


MPM 2010 / MPM 3000



MultiLab P5



Measurement






PO4-PPO4

0.10 - 5.00 mg/l0.3 - 15.3 mg/l MPM 2010

5 ml5 ml

14 mm14 mm

01.64005.0

PO4-PPO4PO4-PPO4PO4-PPO4



5 ml5 ml5 ml5 ml

10 ml10 ml


02.15006.601.0803.3000.4301.32

14848 Phosphate 10


MPM 1000MPM 1500







Sample blank solution (In case of colored samples only)


With the bluemeasurer add 1dose of P-2Aand dissolve.



Measure (see operating manual of the meter: “Sample blank value correction“)



Add 5 dropsof P-1Aand mix.

With the bluemeasurer add1 dose of P-2Aand dissolve.

Transfer solutioninto the requiredcell.After 5 minutes:Measure (seeabove).

A5/25 Analysis specification


Model

A5/25 Ammonium (NH4)






Interferences Strongly acidic sample solutions Action: Adjust to pH 9-10Buffered sample solutions with caustic soda lye.




Disposal Request return forms from:WTW GmbH, Dr.-Karl-Slevogt-Str. 1, D-82362 Weilheim


Measuring range



0.20 - 8.00 mg/l NH4-N0.25 - 10.00 mg/l NH4

1 ml1 ml

14 mm14 mm

A5/25 Ammonium


Analysis: Procedure


With the blue measureradd 1 dose of NH4-2,close with screw cap.






A5/25 Ammonium




Check display:A5/25 set?

If required: Set method A5/25.

MPM 2010 / MPM 3000


Scroll until A5/25 is set.Confirm:Press key.

MultiLab P5


Scroll until A5/25 is set. Confirm:Press key.

Measurement



A5/25 Ammonium




NH4-NNH4

0.20 - 8.00 mg/l0.25 - 10.00 mg/l

1 ml1 ml

14 mm14 mm

04.4005.70

MPM 1000MPM 1500










Note: After determination of the sample blank value use the solution as measuring solution.Continue in paragraph "Analysis: Procedure" with adding 1 dose of NH4-2 reagent.

C1/25 Analysis specification


Model

C1/25 COD 160


Order num ber 250 302


Method Determination of the Chemical Oxygen Demand with potassiumdichromate in sulphuric acid and silver sulphate as catalyst.

Applicability Low-rate wastewater with max. 160 mg/l COD and 2000 mg/lchloride.

Interferences Chloride > 2000 mg/l Action: Sample predilution.



Storage At 5°C to 25°C store upright in a dark place!(Observe expiry date on the label!)


Sample material Preservation by acidulating to pH=2: 2 days stable. by deep-freezing to -18°C: 2 weeks stable.

Measuring range


COD 160 15 - 160 mg/l COD 2 ml 14 mm

C1/25 COD 160


Analysis: Procedure

Sway cell so thatsediment is suspended.

Carefully pipette 2 ml ofsample solution into areaction cell, close tightwith screw cap and mixvigorously.Caution, cell growsvery hot!

Heat reaction cell inthermoreactor at 148°Cfor 2 hours.






Put cell in the shaft.Read measured value.

C1/25 COD 160




Check display:C1/25 set?

If required: Set method C1/25.

MPM 2010 / MPM 3000


Scroll until C1/25 is set. Confirm:Press key.

MultiLab P5



Measurement



C1/25 COD 160


MPM 1000MPM 1500




Press key:Enterfactor 0227..


Press key:Concentrationin mg/l isdisplayed.

C2/25 Analysis specification


Model

C2/25 COD 1500




Method Determination of the Chemical Oxygen Demand with potassiumdichromate in sulphuric acid and silver sulphate as catalyst.

Applicability WastewaterProduction control

Interferences Chloride > 2000 mg/l Action: Sample predilution



Storage At 5°C to 25°C store upright in a dark place!(Observe expiry date on the label!)


Sample material Preservation by acidulating to pH=2: 2 days stable. by deep-freezing to -18°C: 2 weeks stable.

Measuring range


COD 1500 100 - 1500 mg/l COD 2 ml 14 mm

C2/25 COD 1500


Analysis: Procedure

Sway cell so thatsediment is suspended.

Carefully pipette 2 ml ofsample solution into areaction cell, close tightwith screw cap and mixvigorously.Caution, cell growsvery hot!

Heat reaction cell inthermoreactor at 148°Cfor 2 hours.


After approx. 10 mincooling time swaycell again.




Put cell in the shaft.Read measured value.

C2/25 COD 1500




Check display:C2/25 set?

If required: Set method C2/25.

MPM 2010 / MPM 3000



MultiLab P5



Measurement



C2/25 COD 1500


MPM 1000MPM 1500




Press key:Enterfactor 2022.



N1/25 Analysis specification


Model

N1/25 Nitrate 50 (NO3)

Nitrate Nitrogen (NO3-N)



Method Determination of Nitrate Nitrogen with 2.6 dimethylphenol in amixture of sulphuric acid and phosphoric acid.

Applicability Drinking waterWastewaterSurface water

Interferences Nitrite > 1 mg/l Action: 10 ml sample solution +approx. 0.5 g amido sulphuric acid,wait for 10 minutes.





Sample material Preservation by cooling to 4°C: 24 hours stable.by acidulating to pH=2: 2 weeks stable.

Measuring range



0.5 - 23.0 mg/l NO3-N2 - 100 mg/l NO3

0.5 ml0.5 ml

14 mm14 mm

N1/25 Nitrate 50


Analysis: Procedure

Pipette 0.5 ml ofsample solutioninto a reaction cell;do not mix.

Add 0.5 ml NO3-2with a pipette,close with screw capand mix.




Insert cell in the cellshaft.Read measured value.



Check display:N1/25 set?

If required: Set method N1/25.

MPM 2010 / MPM 3000


Scroll until N1/25 is set. Confirm:Press key.

N1/25 Nitrate 50


MultiLab P5



Measurement





NO3-NNO3

0.5 - 23.0 mg/l2 - 100 mg/l

0.5 ml0.5 ml

14 mm14 mm

033.60149

MPM 1000MPM 1500





Test sample:Insert cell with testsample.


N1/25 Nitrate 50



Pipette 0.5 ml ofsample solutioninto a reaction cell;do not mix.

Add 0.5 ml distilled waterand mix.

Measure (see instructionmanual of the meter:„Sample blank valuecorrection“)

N4/25 Analysis specification


Model

N4/25 Nitrite 2 (NO2)

Nitrite Nitrogen (NO2-N)



Method Determination with sulphanilic acid and N-(1-Naphthyl)-ethylenediamine.


Interferences Free chlorine Action: Adjust to pH value 8.5 with causticOrganic colloids soda lye, shake out 100 ml ofHumic acids sample solution with 1 to 2 g

nitrite-free activated carbon, filtrate.





Sample material Preservation by cooling to 4°C: 24 hours stable.

Measuring range


Nitrite NitrogenNitrite

0.020 - 0.600 mg/l NO2-N0.05 - 2.00 mg/l NO2

4 ml4 ml

14 mm14 mm

N4/25 Nitrite 2


Analysis: Procedure

Pipette 4 ml ofsample solution into areaction cell, closewith screw cap.








Check display:N4/25 set?

If required: Set method N4/25.

MPM 2010 / MPM 3000



N4/25 Nitrite 2


MultiLab P5



Measurement





NO2-NNO2

0.020 - 0.600 mg/l0.05 - 2.00 mg/l

4 ml4 ml

14 mm14 mm

0.28600.94

MPM 1000MPM 1500







N4/25 Nitrite 2



Pipette 4 ml ofsample solution intoan empty reaction cell,close with screw cap.(Empty cell RK14/25:WTW order no. 250 621)

Measurement(see instruction manual ofthe meter: „Sample blankvalue correction“).

P4/25 Analysis specification


Model

P4/25 ortho-Phosphate 10 (PO4)

ortho-Phosphate Phosphorus (PO4-P)





Interferences Strongly alkaline sample solutions Action: Adjust to pH 3-10Strongly acidic sample solutions with caustic soda lye

or sulphuric acid.





Sample material A preservation is not possible. Perform determination as soon aspossible.

Measuring range


Phosphate PhosphorusPhosphatePhosphorus Pentoxide

0.05 - 1.50 mg/l PO4-P0.20 - 4.50 mg/l PO40.11 - 3.44 mg/l P2O5

4 ml4 ml4 ml

14 mm14 mm14 mm

P4/25 ortho-Phosphate 10


Analysis: Performance

Pipette 4 ml ofsample solution intoa reaction cell, mix.

Add 1 dose of PO4-3with the blue measurer,close with screw cap.


Add 4 drops ofPO4-4, mix.







Check display:P4/25 set?

If required: Set method P4/25.



MPM 2010 / MPM 3000


Scroll until P4/25 is set. Confirm:Press key.

MultiLab P5



Measurement





PO4-PPO4P2O5

0.05 - 1.50 mg/l0.20 - 4.50 mg/l0.11 - 3.44 mg/l

4 ml4 ml4 ml

14 mm14 mm14 mm

01.6004.9003.66



MPM 1000MPM 1500





Testsample:Insert cell withtest sample.



Pipette 4 ml ofsample solution into areaction cell, mix.

Add 1 dose of PO4-3with the blue measurer;close with screw cap.


Measurement:(see instruction manualof the meter:„Sample blank valuecorrection“).

Note: After determination of the sample blank value use the solution as measuring solution.Continue in paragraph „Analysis: Procedure" by adding 4 drops of reagent PO4-4.



Model

P5/25 ortho-Phosphate 15 (PO4)

ortho-Phosphate Phosphorus (PO4-P)





Interferences Strongly alkaline sample solutions Action: Adjust to pH 3-10Strongly acidic sample solutions with caustic soda lye

or sulphuric acid.





Sample material A preservation is not possible. Perform determination as soon aspossible.

Measuring range


Phosphate PhosphorusPhosphatePhosphorus Pentoxide

0.3 - 15.0 mg/l PO4-P1.0 - 45.0 mg/l PO40.7 - 34.4 mg/l P2O5

0.5 ml0.5 ml0.5 ml

14 mm14 mm14 mm



Analysis: Procedure

Pipette 0.5 ml ofsample solution intoa reaction cell,mix.



Add 4 dropsof PO4-4,mix.











MPM 2010 / MPM 3000



MultiLab P5



Measurement





PO4-PPO4P2O5

0.3 - 15.0 mg/l1.0 - 45.0 mg/l0.7 - 34.4 mg/l

0.5 ml0.5 ml0.5 ml

14 mm14 mm14 mm

012.8039.4029.3



MPM 1000MPM 1500








Pipette 0.5 mlof sample solutioninto a reaction cell,mix.

Add 1 dose ofPO4-3 withthe blue measurer;close with screwcap.

Shake cellvigorouslyto dissolve solids.

Measurement:(see instructionmanualof the meter:„Sample blankvalue correction“).




Model

P4/25 Total Phosphate 10 (PO4)






Interferences Strongly alkaline sample solutions Action: Adjust to pH 3-10Strongly acidic sample solutions with caustic soda

lye or sulphuric acid.

Higher amounts of organic compounds Action: Decomposition withor organic phosphoric compounds nitric acid/

sulphuric acid






Measuring range


Total Phosphate PhosphorusTotal PhosphorusTotal PhosphateTotal Phosphorus Pentoxide

0.05 - 1.50 mg/l PO4-P0.05 - 1.50 mg/l Ptotal0.20 - 4.50 mg/l PO40.11 - 3.44 mg/l P2O5

4 ml4 ml4 ml4 ml


P4/25 Total Phosphate 10


Analysis: Procedure

Pipette 4 ml ofsample solutioninto a reaction cell,mix.

Add 1 dose of PO4-2with the green measurer,close with screw cap.

Heat cell inthermoreactorfor 30 minutes at100oC, better 120 oC.

Remove cell fromthe thermoreactor,allow to cool to roomtemperature in theround cell rack.



Add 4 dropsof PO4-4, mix.











MPM 2010 / MPM 3000



MultiLab P5



Measurement





PO4 -PPtotalPO4P2O5

0.05 - 1.50 mg/l0.05 - 1.50 mg/l0.20 - 4.50 mg/l0.11 - 3.44 mg/l

4 ml4 ml4 ml4 ml


01.6001.6004.9003.66



MPM 1000MPM 1500







Sample blank solution (Only with colored or turbid samples)

Pipette 4 ml ofsample solutioninto a reaction cell,mix.

Add 1 dose ofPO4-2 with thegreen measurer;close with screwcap.

Heat cell in thethermoreactor for30 minutes at100oC, better120 oC.

Remove cell fromthe thermoreactor,allow to cool toroom temperaturein the round cellrack.

Add 1 dose ofPO4-3 with theblue measurer;close with screwcap.






Model

P5/25 Total Phosphate 15 (PO4)






Interferences Strongly alkaline sample solutions Action: Adjust to pH 3-10Strongly acidic sample solutions with caustic soda

lye or sulphuric acid.

Higher amounts of organic compounds Action: Decomposition withor organic phosphoric compounds nitric acid/

sulphuric acid






Measuring range


Cell

Total Phosphate PhosphorusTotal PhosphorusTotal PhosphateTotal Phosphorus Pentoxide

0.3 - 15.0 mg/l PO4-P0.3 - 15.0 mg/l Ptotal1.0 - 45.0 mg/l PO40.7 - 34.4 mg/l P2O5

0.5 ml0.5 ml0.5 ml0,5 ml




Analysis: Procedure

Pipette 0.5 ml ofsample solutioninto a reaction cell,mix.

Add 1 dose of PO4-2with the green measurer,close with screw cap.

Heat cell inthermoreactorfor 30 minutes at100oC, better 120 oC.

Remove cell fromthe thermoreactor,allow to cool to roomtemperature in theround cell rack.



Add 4 dropsof PO4-4, mix.








Selectfilter position 5. Check display:

P5/25 set?If required: Set method P5/25.

MPM 2010 / MPM 3000



MultiLab P5



Measurement





PO4-P 0.3 - 15.0 mg/l 0.5 ml 14 mm 012.8

PtotalPO4P2O5

0.3 - 15.0 mg/l

1.0 - 45.0 mg/l

0.7 - 34.4 mg/l

0.5 ml

0.5 ml

0.5 ml

14 mm

14 mm

14 mm

012.8

039.4

029.3



MPM 1000MPM 1500








Pipette 0.5 ml ofsample solutioninto a reaction cell,mix.

Add 1 dose ofPO4-2 with thegreen measurer;close with screwcap.

Heat cell in thethermoreactor for30 minutesat 100oC,better 120 oC.

Remove cell fromthe thermoreactor,allow to cool toroom temperaturein the round cellrack.

Add 1 dose ofPO4-3 with theblue measurer;close with screwcap.



Note: After determination of the sample blank value use the solution as measuring solution.Continue with paragraph „Analysis: Procedure" by adding 4 drops of reagent PO4-4.

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