Answer Posted / manuchavan

By derivtization method
Derivtize the compound which results improve the absorption of uv light

WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY

2613

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why holium oxide prepared in 10% HCLO4 SOLUTION

1462

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in dissolution why pool sample needed? in which type of drug pool sample need?

3181

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If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?

776

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is it nessesary to do solution stability for 7 days?

777

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We use Potassium Dichromate solution for the calibration of UV-Visible Spectrophotometer in UV region. My question is to calibrate visible region which solution could be used in photometric accuracy

1909

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what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means

1977

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in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?

840

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how much mass should be there in volumetric flask while in preparation of sample for assay? 

2582

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What is gelatinization?

1622

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WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE

2134

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why glutent are detected in the rice cereal baby food product even manufacturer claimed that they are using rice and milk only?we have using ELISA to do the test,and rice supposed not containing any glutent,rite?We already repeat the test so many times and it still detected.just wondering where the glutent came from?

2788

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if you have given one product then how you determine the impurity in that?

745

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What if impurity area in control sample coming more as compared to LOQ level of impurity ?

1602

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for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol

6073

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