what is diffrence between Specific optical rotation, optical rotation?3 9052
what is the d/f b/w normality and molarity and molality..?1 7028
what is the conductivity of hplc grade water?4 11788
what is turbidimetric titration?Give 2 examples.1126
cefoperozone and sulbactam inj. hplc test method
What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio
How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
How can I develope method of dissolution by HPLC OR UV
if you have given a blank water how you analyse by general analytical techniques?
What is the acceptance criteria for moisture balance when calibrated with sodium sulfate
in gas chromatography what is the difference between gas flow rate and average linear velocity ?
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.
What is AV value in test uniformity content ,describe calculation
What is importance of pH in the Heavy metal test and How it effect on the test results?
how you determine moist.of NaOH sol or NaOH flacks
What is aggregate and fragments in SEC?
explain 5 components of gas chromatography ?
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 ?