what is difference between drug products and drug substance?

5 Answers   DRL,

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what is the purpose of Buffer in any titration?Ex:In determination of hardness of water we use ammonia ammoniachloride buffer in titration with EDTA.Why?

13 Answers   Amity, Prakriti, Sr Comunications,

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what is the acceptance criteria for enteric coated tablets in 0.1n hcl validation in each parameter?

0 Answers  

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In Agilent HPLC calibration using Empower 3 Software, What is the criteria for GPV Baseline starting point? i.e., Either it can start from -0.00/+0.00 or any range is there like -0.05 to +0.05 or ......etc?

1 Answers   Apotex,

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What is the importance of sulphated ash test?

1 Answers  

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What is Threshold in hplc?

2 Answers   Hetero,

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in monograph 7 imp are there but in vendor showing 5 imp do not req to include 2 imp for that what will be justification?

0 Answers  

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what is regration method in method validation , how we can calculate it.

3 Answers   Cipla, Sun Pharma,

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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 shaking level in GC?

0 Answers  

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In Analytical method development related substance method when did follow w/w method when did follow area normalisation method

2 Answers   Dr Reddys, Sun Pharma,

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NMR is both qualitative and quantitative?EXPLAIN

2 Answers  

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