Ratio of Water and Acetonitrile(diluent) is not recommended
to use in cleaning method validation,why?
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what is difference between assay&purity&potency?
why we are adjusting the ph in buffer solution preparation
what is impurity profile. how to interpret this impurity profile to a drug product or drug substance.
How to calculate the maximum loaded sample concentration in HPLC column?
how can we determine RRF value in HPLC FOR CALCULATION OF IMPURITY ?
On which pharmacopoeia basis we can calibrate instruments like HPLC,GC,UV,DISSO,IR etc...
9 Answers Cipla, Laurus, Micro Labs,
Why sodium hydroxide used for maintain pH of phosphate buffer
why kbr is used for pellet preparation in ir spectroscopy, give the reasons? why kbr shows zero dipole moment?
What is the unit of Colour?
who is the father of HPLC?
how would you determine the acceptance criteria for cleaning validationof product A for product B?
1 Answers Cipla, Cypher Solutions, Torrent Power,
only one end point is possible for citric acid and we get 2 end points for di acid why?