As per USP u/vacuum means (how much vacuum should be applied)?
what is primary solution and secondary solution
we can use expired sample for validation and analyst qualification?
how std. of znso4
what is Beer Lambert low ?
Give me details about dissolution , with name ?
What is difference b/w IR&NIR
What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio
what is partion and column chromatography
How to determine water content of thioanisole? which interfere by KF titration?
What is difference between Primary and secodary reference standard?
What is definition of RRT and what is the difference between RT and RRT in HPLC
If suppose 10 methods of dissolution given in pharmacopoeial for single content product then which method out of 10? or all 10 require to follow?