Which std. used for standrdisation of ZnSO4?
what is difference between assay&purity&potency?
Hi sir if any product monograph not given known impurities (may be 5 impurities) specifications then how we require to proceed for inhouse formulation?
how to prepare solution in ppb
What is the difference between GSC & GLC?
For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?
if out of two set of results of moisture analysis first 1 is passing, second one is failing, is it oos ? or vice a versa first 1 is failing and second one is passing. for information mean value to be reported and in mean value the substance is ppassing, is it oos or normaal mean value to be considered?
Home heating oil or furnace oil what is made from? Can (base oil plus diesel/kerosen) = home heating oil?
Why pH range is 1-14 nt more than 14???
3 Answers IPCA, Lincoln Pharmaceuticals,
how to calibrate hplc & gc
Why we are using only KBr in IR spectrometer why not KCl
what is biorelivent dissolution media?
How to develop the method when we have very low amount of impurity?