When we calculate Impurity against impurity std.solution and when we calculate impurity against diluted standard with applying RRF?

2 Answers   Torrent Pharma,

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In UV calibration we use Holmium perchlorate solution made in 1.4M perchloric acid The question is that 1.4 M perchloric acid we make is it in water or glacial acetic acid?

4 Answers  

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what is peak purity? how may types of methods to determine peak purity?

3 Answers   Mylan,

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If suppose 10 methods of dissolution given in pharmacopoeial for single content product then which method out of 10? or all 10 require to follow?

0 Answers  

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what is the difference between the ordinary loss on drying technique and vacuum oven technique?

1 Answers   Divis Laboratories,

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why we get only one peak in assay by hplc but in rs by hplc get more peaks

1 Answers   MSN Pharma,

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what is the difference b/w water content & moisture content

3 Answers   Dr Reddys,

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What is the difference between ROI & sulphates ash?

1 Answers  

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if instrument calibration fails then what require to do?

0 Answers  

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wen v have polr solvent then which type of column use in hplc

2 Answers  

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how to develop the shorter run time for pharmacopeial methods having 100 min run time?

3 Answers   Reddy Labs,

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why you are using benzoic acid for water content determination in TEA

2 Answers  

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