How do you increase the number of theoretical plates?
How you will select the runtime in HPLC for a drug in method development.
Difference between related substances & impurities
how to develop the shorter run time for pharmacopeial methods having 100 min run time?
Why Urasil and Caffeine use for HPLC wavelength accuracy calibration. which is most suitable, Why? other than these which can be used?
in HPLC injection volume is increase ,R.T will increase ?
Why does boiler drum ph maintain from 9.5 to 10.2
WHY POTASSIUM HYDROGEN PTHALATE IS USED FOR PERCHLORIC ACID? What is difference btw UV detector & RID detector? what is dissolution? What is unit of KF? what is the significant of pH in HPlc?
what does pH stand for?
How we can determine OOT limit in Stability
what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?
what is concentration of oxygen in U.H.P. grade N2 cylinder
How can we separate Urea & semicarbazide in single HPLC method ?