What is the difference between low pressure gredient and high pressure gredient in hplc instrument?
4 15553Generally for Normal Phase HPLC,stationary phase is Polar.In place of polar if we take non-polar means what happened & why?
7 16430Post New Analytical Chemistry Questions
why are measure gas flow " ml " in Gas chromatography
if you given one product then which tests you will perform?
Which parameter require to do for analytical method equivalency?
Why dissolution test is not performed in all of the products
about method developement in hplc
In HPLC (Waters) software Empower1,2 &3 what is the updation for each version
Which are the diffrent grades of api in pharma?
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 ?
How require to perform linearity as per ANVISA? What are the acceptance criteria?
From where require to take the RLD sample?
can i use hplc detector to uplc and why?
what is the purge flow & how to calculate
for which product require to do content uniformity? what is limit of cu?
what is biorelivent dissolution media?
In BP2013, Loperamid HCl monograph. Assay by titration with 0.1N sodium hydroxide using hydrocloric acid 0.01N and reading the volume added between the 2 points of inflexion. I have a question that if the diluent solvent is ethanol is certainly consumed a amount of volume of titrant, so this volume must be eliminated on the result calculation or not apart from first point which is subtracted above.