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Answer Posted / hyma
chromatography
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why we are using benzene, anyline in acetic anhdride assay titration method?
What if impurity area in control sample coming more as compared to LOQ level of impurity ?
What is similarity factor and its use in api strength?
Hi sir if any product monograph not given known impurities (may be 5 impurities) specifications then how we require to proceed for inhouse formulation?
What is similarity factor?
How you develop a method in HPLC?
in which situation require to change rs specification?
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.
function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?
in OSD forms require to use gas chromatography?
what are the standard methods for HPLC?
How require to perform linearity as per ANVISA? What are the acceptance criteria?
What is column in chromatography?
What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio
how will you do the prep for unstable componds?
