how to calculate elemental impurities?
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why we wre doing linearity siudiec in hplc method validation
difference between pH & pOH ?
only one end point is possible for citric acid and we get 2 end points for di acid why?
WHAT IS USE OF ION PAIR REAGENTS?
How to use RF and rrf in Rs calculation( either multiply or divide)?
How we can determine OOT limit in Stability
What is the reason for negative peak in HPLC while using UV detector.
In method developement or in any analysis if we use small length column for analysis what happen then ? why ?
why required specificity in valdation
what is the working priniciple of ph, what are parts in ph meter
What is the principle of HPLC?
why we are using 6 dosage units in dissolution, and why we are using 6 tablets in disintegation test.is there any scientific reason beyond 6?