Answer / sagar

deuterated solvents used in NMR...Like
CDCl3, C6D6, CD3OD, D2O, CD2Cl2 etc..

Answer / pitchaiah

tetramethylesilane

in pentoperazole capsules usp why assay value is substract from dissolution

1 Answers   Ranbaxy,

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what is mean by dissolution biowaiver study?

0 Answers  

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what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?

0 Answers  

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WHEN AN UN KNOWN SAMPLE IS GIVEN TO U,HOW WILL U START THE ANALYSIS(ie FIRST WHICH TEST TO BE DONE,NEXT,THEN NEXT),HOW WILL U DECIDE WHICH TYPE OF ANALYSIS TO BE DONE FOR IT?

2 Answers   Aurobindo,

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Please tell me about the pH of Polycaboxylic ether is it in the 5-6 range ever or more than 6

0 Answers   Apex Encon Projects Private Limited, Cipla,

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Can we interpret accuracy from linearity in method validation?

1 Answers   Dr Reddys, Lupin,

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How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.

0 Answers  

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For standardization of volumetric solutions, acceptance limit for concentration is considered as 10% of nominal concentration and %RSD as NMT 0.2% (for appropriate no. of replicates). But , if %RSD has not met, what should be further action?

0 Answers  

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how can give the expiry period and restadardisation of volumetric solution

0 Answers   Meenaxy Pharma, SRF,

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why we cannot analysis below 200nm in u.v?

2 Answers  

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What is difference between oos

7 Answers   Gennex,

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how can you determine a compound acidic or basic?

2 Answers   Celon Labs, Cipla,

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