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DIPSTICK TESTGROUP 4

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PROCEDURE

1. Use on the normal and abnormal urine samplesdipstick test strips provided by your instructor.

2. Dip the strip completely, but briely, into

specimen.

!. "ompare the reaction colors #ith themanuacturer$s chart. Report your observations.

%&O'() "ompare the results usin* dipstick #iththe results o the tests above.+

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RESULTS AND DISCUSSION:

-&OR/

UR0&(

&OR/

UR0&(

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. y s t mportant to t me yourobservation o test strips careully ater

dippin* them in the sample to be

tested

(ach pads contain rea*ents or dierent

reaction, thus allo#in* or thesimultaneous determination o several

tests.

'ime is important to obtain accurate and

reliable results #ith the dipsticks. "ertain

precautions must be taken to help

maintain the reactivity o the rea*ents.

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2.+ /ist the causes o premature

deterioration o rea*ent strips, and

e3plain ho# they can be avoided.

"auses o premature deteriorationoisture

olatile

"hemicals

5eat

/i*ht

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2.+ /ist the causes o premature

deterioration o rea*ent strips, and

e3plain ho# they can be avoided.

Proper 6tora*e6tored at temperature 178" 9 !:8"

Do not use ater e3piration date

Rea*ent strips must be kept in its ori*inal

bottle #ith the cap ti*htly closed to maintain

reactivity

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2.+ /ist the causes o premature

deterioration o rea*ent strips, and

e3plain ho# they can be avoided. Proper 5andlin*

ll unused strips must remain in the ori*inal bottle

Do not remove desiccant%s+ rom the bottleDo not combine urine strips #ith dierent lot

number to*ether

Do not touch test areas o the rea*ent strip.

hen testin*, dip test areas in urine completely, butbriely, to avoid dissolvin* o rea*ents. Read test

results careully at time speciied, in a *ood li*ht

and #ith the test area held near.

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!. /ist 7 ;uality control procedures routinely

perormed #ith rea*ent strip testin*.

Positive and ne*ative controls at least once per 24 hrs.dditional controls run #hen ne# bottle is opened, #hen

results are ;uestionable, #hen strip inte*rity is

;uestionable. Do not use distilled #ater as a ne*ative control because

strips are desi*ned or urine ionic concentration.

-e a#are o manuacturer limitations

"orrelate chemical readin*s to each other.

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7.+ hy is the rea*ent strip method

more accurate and sensitive than

other chemical test