what is the meaning of linearity,principle of co-relation coefficient?3 8724
In UV we measure absorbance , how it is happend ? explain me4 10003
why we are performing residue on ignition?6 21093
why we are performing residue on ignition?2 8844
NMR is both qualitative and quantitative?EXPLAIN2 5776
HOW TO CALCULATE THE MASS OF UNKNOWN IMPURITY IN LC-MS? AND WHAT IS THE ROLE OF FRAGMENTATION IN LC-MS ?1 5419
[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?
is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth
Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.
If combination product how require to identify which imp is of which api?
WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY
Why potassium dichromate is used in calibration of uv?
if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?
before starting analytical method valodation what you checking? and how giving preference to start validation?
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
could negative ions be produced by bombardment process in mass spectrometry?
how decide the clining method and cleaning method validation require for this perticular products?
if rsd failed then what require to do?
Please give idea about method development for cleaning method and how maco level establish
why we use glass fiber filters use in some situation?
For standardization of volumetric solutions, acceptance limit for concentration is considered as 10% of nominal concentration and %RSD as NMT 0.2% (for appropriate no. of replicates). But , if %RSD has not met, what should be further action?