Answer Posted / yojana
UNITLESS
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We use Potassium Dichromate solution for the calibration of UV-Visible Spectrophotometer in UV region. My question is to calibrate visible region which solution could be used in photometric accuracy
In which situation we require to prepare the standard solution from sample in Related substance method?
how you fix the limits of impurities?
WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY
if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?
Basic principle of ESI?
which batch require to use for analytical method validation?
If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?
why we are using benzene, anyline in acetic anhdride assay titration method?
What is intact assay method development.....?
If suppose 10 methods of dissolution given in pharmacopoeial for single content product then which method out of 10? or all 10 require to follow?
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,
in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?
mode of absorption in alimentary canal?
iam usig ph buffers merk. manually how to prepare ?