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Why sodium hydroxide used for maintain pH of phosphate buffer
why we are using hexane in calibration of number of drop per mL
what are risk assement in the analytical qbd?
if identification threshold crosses the limits then what next step?
what is %labelled amount in content uniformity of dosage unit and its calculation?
Which are the diffrent grades of api in pharma?
If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately
How you develop a method in HPLC?
what is turbidimetric titration?Give 2 examples.
What is the formula for relative diffrence for standard solution in solution stability in validation?
how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,
what is mean by nitrosamine impurities?
what type of question will ask in the interview of lab chemist.
which situation gc hs and gc als require to use?
which are the sizes of capsules?
