Answer / bhavadeer

Urea assay find in kjeldal method

what is the basic principle of conductivity meter

4 Answers   Hetero,

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we run the same sample in same method in different flow rates in HPLC,any changes in sample analysis?

2 Answers  

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Why we have to take 42gm of sodium hydroxide instead of 40gm for preparation of 1M Sodium hydroxide as per Pharmacopia? Whether it means the formula for calculating molarity was wrong? 

5 Answers   Claris Otsuka, Ranbaxy,

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what is leading peak in hplc

1 Answers   Cipla,

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why we calibrate ph meter and balance daily.....but hplc and uv requires quaterly?

5 Answers   Apotex, UPL,

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why SGF media used for dissolution . What is the use of it .can we use other media of lower pH instead ot this?

1 Answers  

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What is the difference between drug product and drug substance?

1 Answers   Apotex,

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why we use pyridine to determine moisture content of acetonel

2 Answers   Lee Pharma,

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what you do when compound having dwel wavelength?

0 Answers  

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what is the balance drift?

2 Answers   Torrent Pharma,

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Please give idea about method development for cleaning method and how maco level establish

0 Answers  

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what is RI detector Cut-off Value

1 Answers   Mylan,

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