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[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?
795How we can identify process related and degradation impurity in single method with short period?
817Post New Analytical Chemistry Questions
Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?
WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE
what is the structure of DOWEX-50
1)What's the meaning of Absorption,give a example. 2)What's the meaning of Adsorption,give a example. 2)what is the difference between Absorption and Adsorption.
[3/30, 13:29] Manoj P Venkatpurwar: How hplc column selection according to structure? How mobile phase buffer selection on molecule structure?
what is %labelled amount in content uniformity of dosage unit and its calculation?
if identification threshold crosses the limits then what next step?
What is similarity factor and its use in api strength?
which are the diffrent batches in the pharmaceuticals?
What is the accrptance criteria in RSD for RS method precision on basis of impurity percentages?
What is delay volume?
How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?
If we have 5 strength which is not dose proportinate and excipients also diffrent in each strength then how we can proceed for Force degradation? and excipient are same but not dose propotinate the how FD?
What is the diference between residual solvents and organic volatile matter
How to decide assay range for non pharmacopeial API analysis by HPLC? Could you give me any reference for same e.g Guidelines or Paper publications?
