In pharmacopeal solibility parameter of a material, is et
essential to test all paramete? If 70-75% parameter passes
can we assess that the material is satisfactory or not?
what is basc principle of the HPLC,IR,UV AND GC? what is difference between diffusion spectra and transmision spectra in IR?
1 Answers Cadila, Dr Reddys, GICC, Mylan, Sygene, Torrent Pharma, Zydus Cadila,
Generally for Normal Phase HPLC,stationary phase is Polar.In place of polar if we take non-polar means what happened & why?
why we want incorporate area of each solution of Intermediate precision and repeatability as well as Accuracy ? What is the use to incorporate area of each solution of Intermediate precision and repeatability as well as Accuracy ?
in pentoperazole capsules usp why assay value is substract from dissolution
how to calculate the Step and ripple accuracy for pump gradient test for UPLC?
What is the difference between Paddle and Basket Why we are using Basket or paddle in dissolution.
7 Answers Apotex, Cipla, GSK, Intas, Zydus Cadila,
how can you decide API molucule acedic or basic compound by test?
Why acetonitrile and water are used as extraction solvent when analysis melamine? I thought they are miscible and won't be able to separate...
what is the difference between system precision and method precision?
3 Answers Teva Pharmaceuticals,
What is intact assay method development.....?
What is the difference between chromatographic purity and related substances?
How do we get end points and how many end points are possible for citric acid and di-acid not theorotically answer should be given practically.