How to establish pKa for a new API molecule ?
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HPLC(By using pH Buffer solutions),uv(By using pH Buffer
solutions),Solubility(By using pH Buffer solutions)
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what is mean by assay?
what is reverse phase chromarography&normal phase chromatography
how pyridine can be analysed other than GC?
significane of detector wavelength accrucy in calibration of hplc
what is peak purity? how may types of methods to determine peak purity?
why require to do water content for drug product?
We use hicrome 10 cxs column in hplc analysis....pls tell me.. what is the meaning of 10 cxs?
Why we check moisture,ash & AIA in product
importance of internal standard and in what conditions it is used?
only one end point is possible for citric acid and we get 2 end points for di acid why?
Do you have experience with organic extractions or tissue digestions?
why salicylic acid not use for dissolution.
2 Answers Cipla, Indo Baijin Chemicals,