What are the six USP melting point reference standards?
Caffeine,vanniline,acetanilide,sulphanilamide
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we run the same sample in same method in different flow rates in HPLC,any changes in sample analysis?
Ratio of Water and Acetonitrile(diluent) is not recommended to use in cleaning method validation,why?
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only one end point is possible for citric acid and we get 2 end points for di acid why?
on the basis of bcs class how to proceed the solubility?
what is pK & pKa value
What is the difference between low pressure gredient and high pressure gredient in hplc instrument?
Why we show ammonia vapours to tlc plate?to which compounds?
What is the difference between BD
What impact analysis required for out of calibration and how to proceed
what is the principle involved in determination of moisture content?
why we use TLC?
Why forced Digradition Study is done