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which solvent is highest poler
acetonitrile
dimethyl formamide
methanole
tetrahydrofurane
buffer solution
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How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.
we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion
Tell me something about Vitamin A test method by HPLC
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if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?
what is mean by 40 in the dissolution basket mesh size?
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
what is mean by ambient temperature?
Which is the highly polar and highly non polar column in HPLC?
why require to do water content for drug product?
In rs method development when we are going area normalization method to dilute standard method?
What is Band broading effect explain
which batch require to use for analytical method validation?
