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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 12742why SGF media used for dissolution . What is the use of it .can we use other media of lower pH instead ot this?
1 8755How 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.
2631For Recent draft guidelines for Dissolution test apparatus calibration, why removing the salicylate tables?
3 10656Post New Analytical Chemistry Questions
How will u perform degradation study in detectors other thann PDA in HPLC Methodology
What is delay volume?
for which product require to do content uniformity? what is limit of cu?
What should be the level/ Percentage of Arsenic in Arsenic free zinc.
what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?
what is impurity profile. how to interpret this impurity profile to a drug product or drug substance.
how you fix the limits of impurities?
What is stray light in uv what are units for stray light
why octanol used to determine the partition coefficient ?
Which parameter require to do for analytical method equivalency?
what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?
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.
i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me
how to develop the icp ms method? Application of icp ms?
What is split ratio in Gc? Splitless? how requirr to select?
