why do we have to used saturated ammonia in TLC
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Which parameter require to do for analytical method equivalency?
function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?
Identify problem faced when mass spectroscopy is used with HPLC system ?
how to decide for one product require water content or LOD?
what is the origin to prepare standard operating procedure
how to develop the icp ms method? Application of icp ms?
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 ?
Basic principle of ESI?
How to know the estimated LOQ concentration in ppm
In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?
i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me
Why sometime potassium ortho phosphate mix with acetone use for sample preparation for hplc
Why only 1.2 million lux hours require in photostability study?
what is the disso medium for tropsiun chloride
mode of absorption in alimentary canal?