In my analysis by HPLC,In sample main peak and placebo peak are eluting with shorter resolution ( almost look like doublet). how can i get max resolution ? Is changing gradient method is usefull?3 8366
what is the need of calulation of RRF of impurity in HPLC analysis?9 21558
why SGF media used for dissolution . What is the use of it .can we use other media of lower pH instead ot this?1 6060
what is difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me1200
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.1213
only one end point is possible for citric acid and we get 2 end points for di acid why?3 5325
For Recent draft guidelines for Dissolution test apparatus calibration, why removing the salicylate tables?3 6506
what is the diff betwen calibration and system suitability?8 13381
why chiral separation?1 5927
what are the important specifications for a Column ?2 7048
Can we interpret accuracy from linearity in method validation?
WHAT IS THE USE OF STARTER ?????????
Why potassium dichromate is used in calibration of uv?
How to check hplc detecter sensitivity?
What are modes of quantification in related substances
how to calculate corelation coefficient in G.C Calibration? what is the calculation part?
WHAT IS DIFFERENCE B/W MALTINGRANG/DSC
How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample
how the compound separate in coulunm,explain
4. Describe the operation of the Craig apparatus. Chapter.3 Equilibrium Processes in Separations
could negative ions be produced by bombardment process in mass spectrometry?
In HPLC (Waters) software Empower1,2 &3 what is the updation for each version
what type of questions asked on analytical balance and also give answers................all pharma companies?
How much is the standard area for glc analysis
How would you decide dissolution medium for NCE compound of class I drug