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What is the formula for relative diffrence for standard solution in solution stability in validation?
if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?
before starting analytical method valodation what you checking? and how giving preference to start validation?
what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means
cefoperozone and sulbactam inj. hplc test method
What is the principle of Thermal conductivity detector and FID?
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
Identify problem faced when mass spectroscopy is used with HPLC system ?
what is the extinction coefficient for Indomethacin or at 319nm wave length.
Why we select scan range from higer wavelength to lower wavelength in uv visible spectroscopy and ftir spectroscopy ? .
what are risk assement in the analytical qbd?
In HPLC (Waters) software Empower1,2 &3 what is the updation for each version
Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?
How do we get end points and how many end points are possible for citric acid and di-acid not theorotically answer should be given practically.
identification is for unknown? qualification for known? reporting for LOQ?