Answer / brijesh maniyar

known impurities we have standard of usp in case non impurities we have no standard of usp.

what is least count of a balance? How we find out this? Any formula for least count of Analytical balance?

13 Answers   Acme Formulation, Analytical Solutions, Dr Reddys, Reddy Labs,

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What is Rf value& Rx value in TLC?

1 Answers   Abbott,

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In performance Check of GC Why Hexadecane Peak is Considered 

0 Answers   Asian Paints, MSN Pharma,

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What is the formula for Tapdensity /

6 Answers   Dr Reddys, GR Intrachem,

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if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?

0 Answers  

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Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.

0 Answers  

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why chiral separation?

1 Answers  

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What is the difference b/w OVI Solvents and Residual Solvents in case of Gas Chromatogaphy and What is its Detection Limit?

8 Answers   Jubilant Organosys, Suven Life Sciences,

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I have 1 gram of Diphenylamine and want to make a 10,000 or 1000 ppm solution in methanol. How do I make this?

9 Answers   Midas Technologies,

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Why use the Omeprazole as a reference standard to estimate the assay of esomeprazole by HPLC method

1 Answers   Student,

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what is batch no. of prednisole tablet.

8 Answers   Dr Reddys,

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Why void volume(time in seconds) 1 in hplc system suitability

1 Answers  

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