some product having water content method with pyridine and
ethylene glycol mixture instead of methanol? how they are
selecting and methanol is not suitable solvent how ?
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why salisylic acid not using now days for disdolution calibration?
why we use only six bowls for dissolution of a drug
1 Answers Cipla, Natco, TelePerformance,
what is the purpose of Buffer in any titration?Ex:In determination of hardness of water we use ammonia ammoniachloride buffer in titration with EDTA.Why?
13 Answers Amity, Prakriti, Sr Comunications,
What is polymorphism?which type of compounds exhibits polymorphism?
Why we use Caffeine in hplc calibration
Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?
Why use in sodium salicylate in uv lamps calibration
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what is difference between Performance check and Calibration?
Why we inject a standard 6 times for Related substances by HPLC and 5 times for Assay?
Which Zone of our country like conducting of Stability studies(Accelerated & Long term stability studies)as per ICH guidelines.
why we are taking 89ml concentrated HCL for preparing 1N HCL
how to calculate corelation coefficient in G.C Calibration? what is the calculation part?