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why phepolphthalene giving pink color when we titrate against to NaOH Solution ,giving colrless titrating aginsiting with acids?
2 5756what is the difference between loss on drying in ordinary oven technique and vacuum oven technique
4 15860what is the difference between LOSS ON DRYING IN ORDINARY OVEN TECHNIQUE AND VACUUM OVEN TECHNIQUE
6 26219why we are using only lead standard solution for Heavy metals test? what is the purpose of this?
4 14139what is the difference between the ordinary loss on drying technique and vacuum oven technique?
1 8869what is the difference between gc& hplc. why we r not calculating purity by gc for final products
5 17526Post New Analytical Chemistry Questions
function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?
what is mean by dissolution biowaiver study?
how you fix the limits of impurities?
Loss of linearity in tkn analysis, possible reasons?
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
What is the use of tlc and hplc? And when and where use?
Identify problem faced when mass spectroscopy is used with HPLC system ?
in which situation require to take incident in validation?
which are the diffrent batches in the pharmaceuticals?
WHY given much noise PDA dector then VWD Dector
how to qualify the impurity?
Qc interview questions
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?
in dissolution if one bowl got 70 percent 2nd bowl got 80 percent and 3rd bowl got 90 percent then how proceed?
