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what is the defferance between the potency and working standard
Arbro Pharmaceuticals, Caplin Point, ECOlogics, Matrix, Orchid, Venus Remedies,
1 6076From peak purity spectrum, where or at which point peak purity angle & purity threshold is checked?
1 4523water is more polar than acetonitrile.but in reverse phase chromatography peaks elute earlier when we increse Acetonitrile.what is the reason.
10 52731I got 88.0 % assay for a drug in HPLC analysis for same injection i got 40.0% related substances is it possible? what is the relation between results of assay and purity?
5 11927hi i am m.sc organic chem and complete analytical lab tech dipolma now job in qc many time ask question you in m.sc organic why job in qc please help me i can not give proper ans please tell me
3 11108Post New Analytical Chemistry Questions
How require to perform linearity as per ANVISA? What are the acceptance criteria?
WHAT IS THE PARAMETER FOR THE SELECTION OF MOBILE PHASE IN HPLC?
how can give the expiry period and restadardisation of volumetric solution
what is the acceptance criteria for enteric coated tablets in 0.1n hcl validation in each parameter?
What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio
how you start the solubility study?
why we are using benzene, anyline in acetic anhdride assay titration method?
What is the accrptance criteria in RSD for RS method precision on basis of impurity percentages?
What is gelatinization?
How to set specification of assay, fisdolution and related substances?
what type of question will ask in the interview of lab chemist.
Why are use silicon oil mr?
What is the purpose of octyl silane columns?
Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?
Loss of linearity in tkn analysis, possible reasons?
