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Chemicals (C)

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INDEX CHLOROBUTANE 2 C.I. DIRECT RED 28 2 CADMIUM OXIDE 2 CADMIUM ACETATE DIHYDRATE 3 CADMIUM CHLORIDE DIHYDRATE 3 CADMIUM NITRATE TETRAHYDRATE 3 CADMIUM SULFATE HYDRATE 4 CALCIUM GRANULAR 3.25-8 mm 4 CALCIUM CARBONATE 4 CALCIUM DIHYDROGEN PHOSPHATE MONOHYDRATE 5 CALCIUM HYDROXIDE 5 CALCIUM CHLORIDE ANHYDROUS 5 CALCIUM CHLORIDE DIHYDRATE 6 CALCIUM CHLORIDE HEXAHYDRATE 6 CALCIUM OXIDE 6 CALCIUM SULFATE PRECIPITATED DIHYDRATE 7 CAMPHOR 7 CARBON DISULFIDE 7 CERIUM (III) SULFATE TETRAHYDRATE 8 CESIUM CHLORIDE 8 CITRIC ACID ANHYDROUS 8 CITRIC ACID MONOHYDRATE 9 COAL FILTER AMTERIAL FU-1 9 COBALT (II) CHLORIDE HEXAHYDRATE 10 COBALT (II) ACETATE TETRAHYDRATE 10 COBALT (II) NITRATE HEXAHYDRATE 10 COBALT (II) SULFATE HEPTAHYDRATE 11 COPPER POWDER 11 COPPER (I) CHLORIDE 11 COPPER (I) OXIDE 12 COPPER (II) ACETATE MONOHYDRATE 12 COPPER (II) CHLORIDE DIHYDRATE 12 COPPER (II) NITRATE TRIHYDRATE 13 COPPER (II) OXIDE 13 COPPER (II) SULFATE PENTAHYDRATE 13 C.I.BASIC VIOLET 3 14 CYCLOHEXANE 14 CYCLOHEXANONE 15 CYCLOHEXENE 15 CHLORAL HYDRATE 15 CHLOROACETIC ACID 16 CHLOROBENZENE 16 CHLOROFORM 16 CHROMIUM (III) CHLORIDE HEXAHYDRATE 18 CHROMIUM (III) OXIDE 18 CHROMIUM (IV) OXIDE 18

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CHEMICALS (C)

CHLOROBUTANE Specifications : Ordering information : C4H9Cl CAS:109-69-3 EINECS:203-696-6 Molecular weight:92.57 ADR/RID:3 Use:solvent for HPLC

HPLC cat.No. 20093-LT0 Assay-min. 99.8 % Water (KF)-max. 0.01 % Non-volative subst.-max. 0.0005 % Wavelenght (nm)-Propustnost (min. %) 300nm-99% 280nm-98% 260nm-95% 240nm-80% Acidity (mEq/g)-max. 0.0005 230nm-50% 20093-LT0-M1000-3 1000 ml

C.I. DIRECT RED 28

Specifications : Ordering information : C32H22N6Na2O6S2 CAS:573-58-0 EINECS:209-358-4 Melting point:>360 °C Molecular weight:696.68 ADR/RID:b RTECS code:QK1400000 Solubility:soluble in water, easily soluble in alcohol Use:acid-base indicator Apperance:red-brown powder

Indicator cat.No. 40021-IP0 Colour transition-3.0 - 5.2 40021-IP0-G0010-1 10 g

CADMIUM OXIDE

Specifications : Ordering information : CdO CAS:1306-19-0 EINECS:215-146-2 Melting point:


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CHEMICALS (C)

CADMIUM ACETATE DIHYDRATE Specifications : Ordering information : C4H6CdO4.2H2O CAS:5743-04-4 EINECS:208-853-2 Melting point:256 °C Molecular weight:266.52 ADR/RID:6.1 RTECS code:AF7505000 Solubility:easily soluble in water Use:analytical reagent for the determination of sulphur, selen and tellurium Apperance:colourless crystals or white powder

G.R. cat.No. 40115-AP0 Assay-min. 98 % Iron (Fe)-max. 0.005 % Lead (Pb)-max. 0.005 % Insoluble substances in H2O-max. 0.005 % Chlorides (Cl)-max. 0.005 % Sulfates (SO4)-max. 0.005 % 40115-AP0-G0100-1 100 g 40115-AP0-G1000-1 1000 g

CADMIUM CHLORIDE DIHYDRATE

Specifications : Ordering information : CdCl2.2H2O CAS:10108-64-2 EINECS:233-296-7 Melting point:568 °C Molecular weight:219.34 ADR/RID:6.1 Boiling point:960 °C Solubility:readily soluble in water Use:analytical reagent for pyridine bases and hydrogen sulphide, photographic purposes Apperance:colourless crystals or white powder, hygroscopic

Pure cat.No. 30083-CP0 Assay-min. 96 % 30083-CP0-G0500-1 500 g

CADMIUM NITRATE TETRAHYDRATE

Specifications : Ordering information : Cd(NO3)2.4H2O CAS:10022-68-1 EINECS:233-710-6 Melting point:59 °C Molecular weight:308.47 ADR/RID:5.1 RTECS code:EV1850000 Boiling point:132 °C Solubility:easily soluble in water Use:analytical reagent, production of Ni-Cd batteries, cadmium salts, glass industry and production of porcelain (colouring) Apperance:white crystals, hygroscopic

G.R. cat.No. 30032-AP0 Assay-min. 99.0 % Iron (Fe)-max. 0.005 % Lead (Pb)-max. 0.005 % Chlorides (Cl)-max. 0.005 % Sulfates (SO4)-max. 0.005 % 30032-AP0-G0500-1 500 g



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CHEMICALS (C)

CADMIUM SULFATE HYDRATE Specifications : Ordering information : 3CdSO4.8H2O CAS: 7790-84-3 EINECS: 233-662-6 Melting point: 41 °C Molecular weight:769.52 ADR/RID:6.1 RTECS code:EV2700000 Solubility:easily soluble in water Use:analytical reagent for the determination of arsenic, sulphides and fumaric acid Apperance:colourless crystals or white powder

G.R. cat.No. 30177-AP0 Assay-min. 99 % Iron (Fe)-max. 0.0005 % Chlorides (Cl)-max. 0.001 % pH (5 %, H2O)-4 - 6 30177-AP0-G0500-1 500 g

pure cat.No. 30177-CP0 Assay-min. 98 % Iron (Fe)-max. 0.001 % Chlorides (Cl)-max. 0.005 % 30177-CP0-G0500-1 500 g

CALCIUM GRANULAR 3.25-8 mm Specifications : Ordering information : Ca CAS:7440-70-2 EINECS:231-179-5 Molecular weight:40.07 ADR/RID:4.3

not specified cat.No. 30392-BP4 Obsah (Ca)-min. 98.5 % 30392-BP4-G0100-R 100 g

CALCIUM CARBONATE Specifications : Ordering information : CaCO3 CAS: 471-34-1 EINECS:207-439-9 Melting point:825 °C Molecular weight:100.09 RTECS code:FF9335000 Solubility:insoluble in water Use:analytical reagent, e.g. for determination of halogens in organic substances, chelatometric standard, component of culture media for microbiological purposes, pharmaceutical productions Apperance:white powder

G.R. cat.No. 30219-AP0 Assay-min. 99 % Iron (Fe)-max. 0.01 % Lead (Pb)-max. 0.005 % Chlorides (Cl)-max. 0.03 % Sulfates (SO4)-max. 0.05 % 30219-AP0-G0500-1 500 g 30219-AP0-G1000-1 1000 g

G.R. cat.No. 30219-CP0 Assay-min. 95 %

30219-CP0-G1000-1 1000 g

Ph. Eur. cat.No. 30219-FP0 Heavy metals-max. 20 ug/g Arsenic (As)-max. 4 ug/g Iron (Fe)-max. 200 ug/g Identity-max. 200 ug/g Assay (dry subst.)-98.5 - 100.5 % Sulfates (SO4)-max. 0.25 % Chlorides (Cl)-max. 330 ug/g Magnesium and alkaline earth-max. 1.5 % Clarity:-max. 1.5 % Test report:-max. 1.5 % Insoluble substances in CH3COOH-max. 0.2 % Loss on drying (200°C)-max. 2.0 %

30219-CP0-G1000-1 1000 g



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CHEMICALS (C)

CALCIUM DIHYDROGEN PHOSPHATE MONOHYDRATE Specifications : Ordering information : Ca(H2PO4)2.H2O CAS: 10031-30-8 EINECS: 231-837-1 Molecular weight: 252,07 RTECS code: TB8527000 Solubility: easily soluble in water Use: pharmaceutical productions, food industry Apperance: white crystals

G.R. cat.No. 30018-AP0 Assay-min. 85 % Chlorides (Cl)-max. 0.005 % Sulfates (SO4)-max. 0.1 % 30018-AP0-G0100-1 100 g

CALCIUM HYDROXIDE

Specifications : Ordering information : Ca(OH)2 CAS:1305-62-0 EINECS:215-137-3 Melting point:580 °C Molecular weight:74.10 RTECS code:EV2800000 Boiling point:2850 °C Solubility:hardly soluble in water Use:analytical neutralizing agent, preparation of buffers, water treatment, absorbent of CO2, medicine, agriculture, sugar industry, building industry, tanning industry Apperance:white powder

G.R. cat.No. 10007-AP0 Assay-min. 96 % Lead (Pb)-max. 0.0002 % Subst. noncoag. by C2H8N2O4.H2O-max. 2.5 % Insoluble substances in HCl-max. 0.03 % 10007-AP0-G0500-1 500 g 10007-AP0-G1000-1 1000 g

Pure cat.No. 10007-CP0

Assay-min. 80 % 10007-CP0-G0500-1 500 g 10007-CP0-G1000-1 1000 g

CALCIUM CHLORIDE ANHYDROUS

Specifications : Ordering information : CaCl2 CAS:10043-52-4 EINECS:233-140-8 Melting point:772 °C Molecular weight:110.99 RTECS code:EV9800000 Boiling point:>1600 °C Solubility:readily soluble in water Use:desiccant Apperance:white or off-white powder or granulate, hygroscopic

G.R. cat.No. 30096-AP1 Assay-min. 96 % MgCl2-max. 1.5 % 30096-AP1-G0500-1 500 g 30096-AP1-G1000-1 1000 g

G.R. cat.No. 30096-AP4

Assay-min. 96 % MgCl2-max. 1.5 % 30096-AP4-G0500-1 500 g 30096-AP4-G1000-1 1000 g



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CHEMICALS (C)

CALCIUM CHLORIDE DIHYDRATE Specifications : Ordering information : CaCl2.2H2O CAS:10035-04-8 EINECS:233-140-8 Melting point:260 °C Molecular weight:147.02 RTECS code:EV9810000 Boiling point:1600 °C Solubility:readily soluble in water Use:analytical reagent, biochemistry, preparation of de-icing salt baths Apperance:colourless crystals or white powder, hygroscopic

G.R. cat.No. 30097-AP0 Assay-min. 99.5 % Iron (Fe)-max. 0.001 % Lead (Pb)-max. 0.002 % Sulfates (SO4)-max. 0.005 % pH (5 %, H2O)-4.5 - 7 Total nitrogen (N)-max. 0.002 % 30097-AP0-G0500-1 500 g 30097-AP0-G1000-1 1000 g

pure cat.No. 30097-CP0 Assay-min. 99 %

30097-CP0-G0500-1 500 g

CALCIUM CHLORIDE HEXAHYDRATE Specifications : Ordering information : CaCl2.6H2O CAS: 7774-34-7 EINECS: 233-140-8 Melting point: 30 °C Molecular weight: 219.08 RTECS code: EV9830000 Solubility: readily soluble in water Use: analytical reagent, pharmaceutical productions Apperance: colourless crystals or white powder, hygroscopic

G.R. cat.No. 30098-AP0 Assay-97 - 102 % Iron (Fe)-max. 0.001 % Lead (Pb)-max. 0.002 % Insoluble substances in H2O-max. 0.005 % Sulfates (SO4)-max. 0.005 % Amonium salts (NH4)-max. 0.02 % Mg and alkaline metals-max. 0.2 %

30098-AP0-G0500-1 500 g 30098-AP0-G1000-1 1000 g

pure cat.No. 30098-CP0 Assay-97 - 102 % Iron (Fe)-max. 0.001 % Lead (Pb)-max. 0.002 % Insoluble substances in H2O-max. 0.005 %

30098-CP0-G0500-1 500 g

CALCIUM OXIDE Specifications : Ordering information : CaO CAS:1305-78-8 EINECS:215-138-9 Melting point:2600 °C Molecular weight:56.08 Boiling point:2850 °C Solubility:insoluble in water Use:neutralization of acids, calcification agent and absorbent of CO2, desiccant, melting agent for the production of steel, production of paper, insecticides, fertilizers, preparation of slaked lime (calcium hydroxide), glass industry, pharmaceutical pr Apperance:white powder, hygroscopic

G.R. cat.No. 30149-AP0 Loss on ignition (1000°C)-max. 3.5 % Assay (ignition subst.)-min. 96 % Substances insoluble in HCl-max. 0.5 % 30149-AP0-G0500-1 500 g 30149-AP0-G1000-1 1000 g



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CHEMICALS (C)

CALCIUM SULFATE PRECIPITATED DIHYDRATE Specifications : Ordering information : CaSO4.2H2O CAS:10101-41-4 EINECS:231-900-3 Molecular weight:172.17 RTECS code:EW4150000 Solubility:hardly soluble in water Use:analytical reagent, e.g. determination of oxalates, building industry and making sculptures, ceramic, textile industry Apperance:white powder

G.R. cat.No. 30190-AP0 Assay-min. 99 % Iron (Fe)-max. 0.005 % Lead (Pb)-max. 0.005 % Chlorides (Cl)-max. 0.005 % 30190-AP0-G0500-1 500 g 30190-AP0-G1000-1 1000 g

CAMPHOR

Specifications : Ordering information : C10H160 CAS:76-22-2 EINECS:244-350-4 Flash point:65 °C Melting point:173 - 178 °C Molecular weight:152.24 ADR/RID:4.1 RTECS code:EX1260000 Boiling point:209 °C Solubility:readily soluble in alcohol and ether Use:analytical reagent, pharmaceutical productions Apperance:colourless crystals or white powder

Pure cat.No. 40081-CP0 Nonvolative substances-max. 0.05 % Optical rotation-0.15° - to -0.15° Melting point-173 - 178 °C 40081-CP0-G0100-1 100 g

CARBON DISULFIDE

Specifications : Ordering information : CS2 CAS:75-15-0 EINECS:200-843-6 Density:1l~1,26 kg Flash point:-30 °C Melting point:-112 °C Molecular weight:76.14 ADR/RID:3 RTECS code:FF6650000 Boiling point:47 °C Solubility:miscible with alcohol and ether Use:non-polar solvent, e.g. of fats, oils, waxes, bitumens, extraction reagent, organic syntheses, e.g. viscose silk Apperance:clear, colourless liquid

G.R. cat.No. 20051-AT0 Assay-min. 99.5 % Water (KF)-max. 0.05 % Nonvolative substances-max. 0.002 % Iron (Fe)-max. 0.00001 % Lead (Pb)-max. 0.00001 % Sulfates (SO4)-max. 0.00025 % Sulfites (SO3)-max. 0.001 % 20051-AT0-M1000-1 1000 ml



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CHEMICALS (C)

CERIUM (III) SULFATE TETRAHYDRATE Specifications : Ordering information : Ce(SO4)2 . 4H2O CAS: 10294-42-5 EINECS: 237-029-5 Molecular weight: 404.30 Apperance: white powder

G.R. cat.No. 30225-AP0 Assay-min. 98 % Iron (Fe)-max. 0.001 % Chlorides (Cl)-max. 0.001 % Insoluble subst. in H2SO4 solution-max. 0.01 % 30225-AP0-G0100-1 100 g

CESIUM CHLORIDE

Specifications : Ordering information : CsCl CAS:7647-17-8 EINECS:231-600-2 Melting point:646 °C Molecular weight:168.36 RTECS code:FK9625000 Boiling point:1382 °C Solubility:readily soluble in water Use:ionization buffer in AAS, production of metal cesium Apperance:colourless crystals or white powder

G.R. cat.No. 30074-AP0 Assay-min. 98 % Iron (Fe)-max. 0.0005 % Heavy metals (as Pb)-max. 0.0005 % Sulfates (SO4)-max. 0.0005 % Magnesium (Mg)-max. 0.0005 % 30074-AP0-G0100-1 100 g

CITRIC ACID ANHYDROUS

Specifications : Ordering information : C6H8O7 CAS:77-92-9 EINECS:201-069-1 Melting point:153 °C Molecular weight:192.13 RTECS code:GE7350000 Solubility:readily soluble in water Use:preparation of buffers, masking agent for some metals, preparation of citrates, antioxidant, anti-coagulant, pharmaceutical productions Apperance:colourless crystals or white powder

G.R. cat.No. 10019-AP0 Assay-min. 99.5 % Chlorides (Cl)-max. 0.0005 % Sulfates (SO4)-max. 0.002 % Oxalates-max. 0.05 % Sulfate ash-max. 0.02 % 10019-AP0-G0500-1 500 g 10019-AP0-G1000-1 1000 g

pure cat.No. 10019-CP0

Assay-min. 98.5 % Chlorides (Cl)-max. 0.005 % Sulfates (SO4)-max. 0.01 % Sulfate ash-max. 0.05 % 10019-CP0-G1000-1 1000 g



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CHEMICALS (C)

CITRIC ACID MONOHYDRATE Specifications : Ordering information : C6H8O7.H2O CAS:5949-29-1 EINECS:201-069-1 Melting point:>100 °C Molecular weight:210.14 RTECS code:GE7350000 Boiling point:135 - 153 °C Solubility:readily soluble in water Use:analytical reagent, e.g. masking agent for some metals, preparation of buffers, food industry, pharmaceutical productions Apperance:colourless crystals or white powder

G.R. cat.No. 10020-AP0 Assay-min. 99.8 % Insoluble substances in H2O-max. 0.005 % Chlorides (Cl)-max. 0.001 % Sulfates (SO4)-max. 0.002 % Oxalates-max. 0.05 % Sulfate ash-max. 0.01 % 10020-AP0-G0500-1 500 g 10020-AP0-G1000-1 1000 g


Assay-min. 99.5 % Insoluble substances in H2O-max. 0.01 % Chlorides (Cl)-max. 0.002 % Sulfates (SO4)-max. 0.01 % Sulfate ash-max. 0.02 % 10020-CP0-G0500-1 500 g 10020-CP0-G1000-1 1000 g

Ph. Eur. cat.No. 10020-FP0

Assay-99.5 -100.5 % Heavy metals-max. 10 ug/g Water (KF)-7.5 - 9.0 % Sulfates-max. 150 ug/g Sulfate ash-max. 0.1 % E-water-7.5 - 9.0 % Oxalic acid-max. 360 ug/g 10020-FP0-G1000-9 1000 g

COAL FILTER AMTERIAL FU-1

Specifications : Ordering information : CAS: EINECS: Density:1l~0,95 kg Melting point:-61 °C RTECS code:FF5250100 Boiling point:153 °C Solubility:insoluble in water Use:filtration material for multistage filtration Apperance:black powder Synonymae:DMF

not specified cat.No. 40033-BP0 Loss on drying (120°C)-max. 11.5 % Granulity-1 - 2 mm

40033-BP0-G0500-1 500 g



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CHEMICALS (C)

COBALT (II) CHLORIDE HEXAHYDRATE Specifications : Ordering information : CoCl2.6H2O CAS:7791-13-1 EINECS:231-589-4 Melting point:56 °C Molecular weight:237.93 ADR/RID:6.1 RTECS code:GG0200000 Boiling point:110 °C Solubility:soluble in water Use:analytical reagent, e.g. preparation of colour APHA standards, preparation of Ziegler catalyst, metal coating, production of other cobalt compounds Apperance:red to red-violet crystals, hygroscopic Synonymae:Cobaltous chloride hexahydrate

G.R. cat.No. 30084-AP0 Assay-min. 99 % Insoluble substances in H2O-max. 0.01 % Sulfates (SO4)-max. 0.005 % 30084-AP0-G0100-1 100 g 30084-AP0-G0500-1 500 g

COBALT (II) ACETATE TETRAHYDRATE

Specifications : Ordering information : C4H6CoO4.4H2O CAS:6147-53-1 EINECS:200-755-8 Melting point:140 °C Molecular weight:249.09 ADR/RID:9 RTECS code:AG3325000 Solubility:easily soluble in water and alcohol Use:oxidation and esterification catalyst, production of paints (siccative) Apperance:red-violet crystals Synonymae:Cobaltous acetate tetrahydrate

G.R. cat.No. 40116-AP0 Assay-min. 99 % Iron (Fe)-max. 0.005 % Sulfates (SO4)-max. 0.005 % Chlorides (Cl)-max. 0.005 % 40116-AP0-G0500-1 500 g

COBALT (II) NITRATE HEXAHYDRATE

Specifications : Ordering information : Co(NO3)2.6H2O CAS:10026-22-9 EINECS:233-402-1 Melting point:56 °C Molecular weight:291.03 ADR/RID:5.1 RTECS code:QU7355500 Solubility:easily soluble in water Use:analytical reagent, catalyst, production of cobalt pigments, colouring of porcelain Apperance:red-brown crystals Synonymae:Cobaltous nitrate hexahydrate

G.R. cat.No. 30033-AP0 Assay-min. 99 % Insoluble substances in H2O-max. 0.01 % Chlorides (Cl)-max. 0.005 % Sulfates (SO4)-max. 0.01 % Nickel (Ni)-max. 0.1 % Amonium salts (NH4)-max. 0.05 % 30033-AP0-G0500-1 500 g



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CHEMICALS (C)

COBALT (II) SULFATE HEPTAHYDRATE Specifications : Ordering information : CoSO4.7H2O CAS:10026-24-1 EINECS:233-334-2 Melting point:98 °C Molecular weight:281.10 ADR/RID:9 RTECS code:GG3200000 Boiling point:420 °C Solubility:easily soluble in water Use:analytical reagent, electro metal plating Apperance:red to red-brown crystals, hygroscopic

G.R. cat.No. 30178-AP0 Assay-min. 99 % Iron (Fe)-max. 0.01 % Insoluble substances in H2O-max. 0.01 % Chlorides (Cl)-max. 0.003 % Copper (Cu)-max. 0.005 % 30178-AP0-G0100-1 100 g 30178-AP0-G0500-1 500 g

COPPER POWDER

Specifications : Ordering information : Cu CAS:7440-50-8 EINECS:231-159-6 Molecular weight:63.55 ADR/RID:4.1

not specified cat.No. 30389-BP0 Assay-min. 99.5 % Insoluble substances in HNO3-max. 0.05 %

30389-BP0-G0500-R 500 g 30389-BP0-G0500-1 500 g

COPPER (I) CHLORIDE

Specifications : Ordering information : CuCl CAS:7758-89-6 EINECS:231-842-9 Melting point:430 °C Molecular weight:98.99 ADR/RID:8 RTECS code:GL6990000 Boiling point:1490 °C Solubility:insoluble in water, soluble in acids Use:analytical and industrial chemical, organic syntheses, absorption of CO2, detection of arsine and stibine Apperance:off-white or grey-green powder Synonymae:Cuprous chloride

G.R. cat.No. 30089-AP0 Assay-min. 97 % Arsenic (As)-max. 0.0001 % Iron (Fe)-max. 0.005 % Sulfates (SO4)-max. 0.05 % 30089-AP0-G0100-1 100 g



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CHEMICALS (C)

COPPER (I) OXIDE Specifications : Ordering information : Cu2O CAS:1317-39-1 EINECS:215-270-7 Melting point:1232 °C Molecular weight:143.08 ADR/RID:9 RTECS code:GL8050000 Boiling point:1800 °C Solubility:insoluble in water Use:glass industry, production of enamels Apperance:red or red-brown powder Synonymae:Cuprous oxide

pure cat.No. 30144-CP0 Iron (Fe)-max. 0.01 % Nickel (Ni)-max. 0.005 % Silver (Ag)-max. 0.005 % Assay Cu-min. 86.0 % 30144-CP0-G0100-1 100 g

COPPER (II) ACETATE MONOHYDRATE Specifications : Ordering information : (CH3COO)2Cu.H2O CAS:6046-93-1 EINECS:205-553-3 Melting point:115 °C Molecular weight:199.65 ADR/RID:9 RTECS code:AG3500000 Boiling point:240 °C Solubility:slightly soluble in water Use:analytical reagent, chemical industry, preparation of Fehling’s reagent for sugar analysis Apperance:blue-green crystalline powder Synonymae:Cupric acetate monohydrate

G.R. cat.No. 40117-AP0 Assay-min. 99 % Iron (Fe)-max. 0.005 % Lead (Pb)-max. 0.005 % Chlorides (Cl)-max. 0.005 % Sulfates (SO4)-max. 0.01 % 40117-AP0-G0100-1 100 g 40117-AP0-G0500-1 500 g

COPPER (II) CHLORIDE DIHYDRATE Specifications : Ordering information : CuCl2.2H2O CAS:10125-13-0 EINECS:231-210-2 Melting point:100 °C Molecular weight:170.48 ADR/RID:8 RTECS code:GL7030000 Boiling point:993 °C Solubility:readily soluble in water Use:analytical reagent, isomerization and cracking catalyst, production of organic dyes, metallurgy, medicine Apperance:blue or blue-green crystals, hygroscopic Synonymae:Cupric chloride dihydrate

G.R. cat.No. 30088-AP0 Assay-min. 99 % Iron (Fe)-max. 0.001 % Sulfates (SO4)-max. 0.005 % pH (5 %, H2O)-3 - 3.8 30088-AP0-G0500-1 500 g 30088-AP0-G1000-1 1000 g

Pure cat.No. 30088-CP0 Assay-min. 98 %

30088-CP0-G0500-1 500 g 30088-CP0-G1000-1 1000 g



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CHEMICALS (C)

COPPER (II) NITRATE TRIHYDRATE Specifications : Ordering information : Cu(NO3)2.3H2O CAS:10031-43-3 EINECS:221-838-5 Melting point:114 °C Molecular weight:241.60 ADR/RID:5.1 RTECS code:GL7875000 Boiling point:170 °C Solubility:easily soluble in water Use:analytical reagent, catalyst, colouring of ceramic and porcelain Apperance:blue crystals, hygroscopic Synonymae:Cupric nitrate trihydrate

G.R. cat.No. 30036-AP0 Assay-min. 98 % Insoluble substances in H2O-max. 0.01 % Chlorides (Cl)-max. 0.005 % Sulfates (SO4)-max. 0.005 % 30036-AP0-G0500-1 500 g


30036-CP0-G0500-1 500 g

COPPER (II) OXIDE Specifications : Ordering information : CuO CAS:1317-38-0 EINECS:215-269-1 Melting point:1326 °C Molecular weight:79.54 ADR/RID:9 RTECS code:GL7900000 Solubility:insoluble in water Use:organic syntheses, e.g. decarboxylation, oxidation catalyst, glass industry, production of ceramic and enamels Apperance:black powder Synonymae:Cupric oxide

G.R. cat.No. 30143-AP0 Assay-min. 99 % Iron (Fe)-max. 0.05 % Lead (Pb)-max. 0.05 % Chlorides (Cl)-max. 0.005 % Total nitrogen (N)-max. 0.002 % S total-max. 0.01 % Insoluble substances in HCl-max. 0.02 % Substances noncoagulated by H2S-max. 0.2 % 30143-AP0-G0500-1 500 g


30143-CP0-G1000-1 1000 g

COPPER (II) SULFATE PENTAHYDRATE Specifications : Ordering information : CuSO4.5H2O CAS:7758-99-8 EINECS:231-847-6 Melting point:200 °C Molecular weight:249.68 ADR/RID:9 RTECS code:GL8900000 Solubility:easily soluble in water Use:analytical reagent, e.g. determination of dextrose, proteins, production of other copper salts, tanning industry, electro metal plating, pharmaceutical productions Apperance:blue crystals Synonymae:Cupric sulfate pentahydrate

G.R. cat.No. 30182-AP0 Assay-min. 99 % Iron (Fe)-max. 0.01 % Insoluble substances in H2O-max. 0.005 % Chlorides (Cl)-max. 0.001 % Total nitrogen (N)-max. 0.004 % Substances noncoagulated by H2S-max. 0.1 % 30182-AP0-G0500-1 500 g 30182-AP0-G1000-1 1000 g

pure cat.No. 30182-CP0 Assay-min. 99 % Iron (Fe)-max. 0.03 % Insoluble substances in H2O-max. 0.01 %

30182-CP0-G0500-1 500 g 30182-CP0-G1000-1 1000 g



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CHEMICALS (C)

C.I.BASIC VIOLET 3 Specifications : Ordering information : C25H30ClN CAS:548-62-9/1 EINECS:208-953-6 Melting point:189 - 215 °C Molecular weight:407.99 ADR/RID:9 RTECS code:BO9000000 Solubility:easily soluble in water and alcohol Use:laboratory reagent, e.g. for microbiological purposes, indicator for copper salts, Apperance:dark green powder or crystals

for microscopy cat.No. 40170-DP0 Colour transition-pH 0.1 - 2.0 40170-DP0-G0010-1 10 g 40170-DP0-G0025-1 25 g 40170-DP0-G0100-1 100 g

CYCLOHEXANE Specifications : Ordering information : C6H12 CAS:110-82-7 EINECS:203-806-2 Density:1l~0,78 kg Flash point:-18 °C Melting point:6 °C Molecular weight:84.16 ADR/RID:3 RTECS code:GU6300000 Boiling point:80 °C Solubility:insoluble in water, soluble in organic solvents Use:solvent for spectrophotometric measurements in UV region Apperance:clear, colourless liquid

G.R. cat.No. 20014-AT0 Assay-min. 99 % Nonvolative substances-max. 0.005 % Free acids (as CH3COOH)-max. 0.001 % H2O (K.F.)-max. 0.02 % 20014-AT0-M1000-1 1000 ml

pure cat.No. 20014-CT0 Assay-min. 98 % 20014-CT0-M1000-1 1000 ml

HPLC cat.No. 20014-LT0 Assay-min. 99.5 % Water (KF)-max. 0.01 % Non-volative subst.-max. 0.0005 % Wavelenght (nm)-Propustnost (min. %) 250 nm -99% 220 nm -80% 210 nm -60% 240 nm -98% Acidity (mEq/g)-max. 0.0005

20014-LT0-M2500-3 2500 ml

for pesticide residue analysis cat.No. 20014-RT0

Assay-min. 99.5 % Non-volative subst.-max. 0.0005 % H2O (K.F.)-max. 0.02 % 20014-RT0-M2500-3 2500 ml

HPLC cat.No. 20014-LT0 Assay-min. 99.5 % Water (KF)-max. 0.01 % Non-volative subst.-max. 0.0005 %

20014-LT0-M2500-3 2500 ml



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CHEMICALS (C)

CYCLOHEXANONE Specifications : Ordering information : C6H10O CAS:108-94-1 EINECS:203-631-1 Density:1l~0,95 kg Flash point:44 °C Melting point:-31 °C Molecular weight:98.15 ADR/RID:3 RTECS code:GW1050000 Boiling point:155 °C Solubility:slightly soluble in water, soluble in alcohol and ether Use:solvent, analytical reagent, e.g. for the determination of bismuth, organic syntheses, e.g. production of adipic acids, e-aminocapronic acid and caprolactam, engine oil additive Apperance:clear, colourless to light yellow liquid

G.R. cat.No. 20016-AT0 Assay-min. 99 % Water (KF)-max. 0.5 % Nonvolative substances-max. 0.05 % 20016-AT0-M1000-1 1000 ml

CYCLOHEXENE Specifications : Ordering information : C6H10 CAS:110-83-8 EINECS:203-807-8 Molecular weight:82.13 ADR/RID:3

pure cat.No. 20064-CT0 Assay-min. 98.5 % Refractive index (n 20/D)-1.4450 - 1.4470 20064-CT0-M0500-R 500 ml

CHLORAL HYDRATE Specifications : Ordering information : C2H3Cl3O2 CAS:302-17-0 EINECS:206-117-5 Melting point:52 - 55 °C Molecular weight:165.40 ADR/RID:6.1 RTECS code:FM8750000 Boiling point:97 °C Solubility:soluble in water and alcohol Use:medicine Apperance:colourless crystals or white powder, hygroscopic Synonymae:Trichloroacetaldehyde hydrate

pure cat.No. 40078-CP0 Assay-~99 % pH (10%, H2O)-3.5 - 5.5 40078-CP0-G0250-1 250g



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CHEMICALS (C)

CHLOROACETIC ACID Specifications : Ordering information : C2H3CIO2 CAS:79-11-8 EINECS:201-178-4 Melting point:61 - 64 °C Molecular weight:94.50 ADR/RID:6.1 RTECS code:AF8575000 Boiling point:189 °C Solubility:soluble in water and alcohol Use:analytical reagent, e.g. for the determination of zircon, intermediate for the preparation of other organic compounds, dyes Apperance:colourless or light brownish melting crystals

pure cat.No. 10044-CP0 Assay-min. 97 % Melting point-61 - 64 °C Ash-max. 0.1 % 10044-CP0-G1000-1 1000 g

CHLOROBENZENE Specifications : Ordering information : C6H5Cl CAS:108-90-7 EINECS:203-628-5 Density:1l~1,10 kg Flash point:29 °C Melting point:-b Molecular weight:112.56 ADR/RID:3 RTECS code:CZ0175000 Boiling point:132 °C Solubility:soluble in alcohol and ether Use:solvent, organic syntheses Apperance:clear, colourless liquid

pure cat.No. 40079-CT0 Assay-min. 98 % 40079-CT0-M1000-1 1000 ml

CHLOROFORM Specifications : Ordering information : CHCl3 CAS:67-66-3 EINECS:200-663-8 Density:1l~1,47 kg Melting point:-63 °C Molecular weight:b ADR/RID:6.1 RTECS code:FS9100000 Boiling point:61 °C Solubility:miscible with alcohol and ether Use:solvent for HPLC Apperance:clear, colourless liquid Synonymae:Trichloromethane

G.R. cat.No. 20034-AT1 Assay-min. 99.5 % Nonvolative substances-max. 0.001 % Chlorides (Cl)-max. 0.00015 % d 20/4-1.486 - 1.494 Free acids (as HCL)-max. 0.0015% Free chlorine-max. 0.00009 % Distilling range-59.5 - 62 °C 20034-AT1-M1000-1 1000 ml 20034-AT1-M2500-1 2500 ml 20034-AT1-M5000-1 5000 ml



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CHEMICALS (C)

CHLOROFORM Specifications : Ordering information : CHCl3 CAS:67-66-3 EINECS:200-663-8 Density:1l~1,47 kg Melting point:-63 °C Molecular weight:b ADR/RID:6.1 RTECS code:FS9100000 Boiling point:61 °C Solubility:miscible with alcohol and ether Use:solvent for HPLC Apperance:clear, colourless liquid Synonymae:Trichloromethane

G.R. cat.No. 20034-AT2 Assay-min. 99.5 % Water (KF)-max. 0.05 % Non-volative subst.-max. 0.001 % Free chlorine-max. 0.0005 % Acidity (mEq/g)-max. 0.0005 20034-AT2-M2500-3 2500 ml

pure cat.No. 20034-CT1

Assay-min. 99 % Nonvolative substances-max. 0.001 % Chlorides (Cl)-max. 0.0002 % Free acids (as HCL)-max. 0.002 % Distilling range-59 - 62 °C Stab. amylene max. 55 ppm-59 - 62 °C 20034-CT1-M1000-1 1000 ml

HPLC cat.No. 20034-LT1

Assay-min.99.8 % Water (KF)-max. 0.01 % Acidity-max. 0.0005 mEq/g Non-volative subst.-max. 0.0005 % Wavelenght (nm)-Propustnost (min. %) 280 nm -99% 260 nm -85% 250 nm -50% 270 nm- 98% 20034-LT1-M1000-3 1000 ml 20034-LT1-M2500-3 2500 ml

for pesticide residue analysis

cat.No. 20034-RT2 Assay-min. 99.8 % Water (KF)-max. 0.05 % Nonvolative substances-max. 0.001 % Acidity-max. 0.0005 mEq/g Halogenated residue-max. 5 ng/l

20034-RT2-M2500-3 2500 ml

UV cat.No. 20034-UT2 Assay-min. 99.8 % Non-volative subst.-max. 0.0005 % Wavelenght (nm)-Propustnost (min. %) 280nm-98% 260nm-90% 250nm-50% Acidity (mEq/g)-max. 0.0005

20034-RT2-M2500-3 2500 ml



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CHEMICALS (C)

CHROMIUM (III) CHLORIDE HEXAHYDRATE Specifications : Ordering information : CrCl3.6H2O CAS:10060-12-5/2 EINECS:233-038-3 Melting point:83 °C Molecular weight:266.45 RTECS code:GB5450000 Boiling point:1300 °C Solubility:soluble in water Use:corrosion inhibitor, preparation of other Cr salts Apperance:dark green crystalline powder, hygroscopic

G.R. cat.No. 30081-AP0 Assay-min. 98 % Iron (Fe)-max. 0.01 % Lead (Pb)-max. 0.005 % Sulfates (SO4)-max. 0.05 % 30081-AP0-G0100-1 100 g

CHROMIUM (III) OXIDE Specifications : Ordering information : Cr2O3 CAS:1308-38-9 EINECS:215-160-9 Melting point:2435 °C Molecular weight:151.99 RTECS code:GB6475000 Boiling point:3000 °C Solubility:insoluble in water Use:preparation of chromium, pigment Apperance:green powder

pure cat.No. 30136-CP0 Assay-min. 98 %

30136-CP0-G0100-1 100 g 30136-CP0-G0500-1 500 g

CHROMIUM (IV) OXIDE Specifications : Ordering information : CrO3 CAS:1333-82-0 EINECS:215-607-8 Melting point:196 °C Molecular weight:99.99 ADR/RID:5.1 RTECS code:GB6650000 Boiling point:>230 °C Solubility:soluble in water Use:oxidizer for organic syntheses, hardening agent in microscopy, purification of oils and acetylene Apperance:ruby crystals, hygroscopic

G.R. cat.No. 30137-AP0 Assay-min. 99 % Iron (Fe)-max. 0.01 % Insoluble substances in H2O-max. 0.015 % Chlorides (Cl)-max. 0.005 % Sulfates (SO4)-max. 0.005 %

30137-AP0-G0100-1 100 g


Assay-min. 99 %

30137-CP0-G0500-1 500 g 30137-CP0-G1000-1 1000g

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