what is the difference between melting range & melting point? Which is more significant?5 22855
what is weight veriation in pharma industry ? plz explain me1 1127
How to now that my acid is contact with base or base is contact with acid in drugs, is there any techniq to identify the formation of salt(drug)2 4467
what is least count of a balance? How we find out this? Any formula for least count of Analytical balance?11 66998
Explain about Low pressure gradient and High Pressure gradient systems in HPLC?4 19868
what is protocol ? plz Explain me5 8192
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?1836
HPLC Calibration was done in Reverse Phase, but not in normal phase why explain?11 23204
what are the standard methods for HPLC?1496
What is the procedure for investigation of an OOS (Out of specification) results?4 15775
For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?
what is the procedure for cleaning of lenses of hatr accesory of ftir instrument?
Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.
i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me
sop of a uv visible spectrophotometer double beam elico model
Can we interpret accuracy from linearity in method validation?
give clarity of linearity and range in method validation
what is definition of validation? which components are followed give detail?
could negative ions be produced by bombardment process in mass spectrometry?
Basic principle of ESI?
in dissolution in one tablets two molecule one is losartan & second is HCTZ losartam is complies in s1 stage & hctz is complies in s2 stage then how to report result losartan s1 stage result or losartan s2 stage result
Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18
EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE
how a particular wavelength can be different for a particular compund while analysing by uv and by HPLC.
what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?