Why we show ammonia vapours to tlc plate?to which compounds?
Answer / vasu thanneeru
It gives the more separation for acidic in nature componds
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what is specificity?
4 Answers Amneal Pharmaceuticals, Aurobindo,
If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately
Is it compulsory to prepare KBr disc with sample in identification test by FTIR?
wt is rsd in and explain
how peak can be sharp in hplc when it is come flat
6 Answers Graviti Pharmaceuticals,
What is the procedure for the calibration of ph meter?
Through assay by hplc(anhydrous basis) product got 100.8% .How much the potency of that product.Moisture content is 1.7%,Sulfated ash is 0.02%,Total impurities are 0.3%
wat is reverse phase in hplc
control of resolution in calibration of IR
why we use glass fiber filters use in some situation?
when we have polar type of sample and solvnt hen which type of stationry phase we have to use
How to use RF and rrf in Rs calculation( either multiply or divide)?