what is partion and column chromatography
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what is the differnce between GMP and CGMP
what is impurity profile. how to interpret this impurity profile to a drug product or drug substance.
In UV we measure absorbance , how it is happend ? explain me
What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio
What is blank titration of potentiometrically.
If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?
who is the father of HPLC?
Why acetonitrile and water are used as extraction solvent when analysis melamine? I thought they are miscible and won't be able to separate...
how much mass should be there in volumetric flask while in preparation of sample for assay?
While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
why 0.1M OR 1M Perchloric acid standardisation done after 24 hours?
Which Pharmacopiea follow calibration of HPLC,GC