does water content by KF will calculate only external moisture absorbed or the ligand ? (for ex copper sulphate pentahydrate)
why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?1317
Data was integrated with RRT CONCEPT OR Overlay with SSTchrmatogram concept which is better?1 1616
what is the difference between qualitative analysis and quantitative analysis and explain them?1 1795
why does used dry caffien in HPLC calibration?1067
Why we don't add Hcl, HNO3, H3PO4 in residue on ignition, why we add H2SO41 2333
What is gelatinization?780
When recording an IR spectrum in the lab, we take no special precautions to account for the presence of oxygen, nitrogen, or argon in the air. What are the consequences of this?1 1091
Why to use propyl paraben in HPLC gradient calibration
what are the standard methods for HPLC?
calibrtion procedue of LC-MS
function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?
process of Diclofenac sodium,IP.
Which is the highly polar and highly non polar column in HPLC?
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.
pharma industries oriented
WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE
what is the extinction coefficient for Indomethacin or at 319nm wave length.
how can give the expiry period and restadardisation of volumetric solution
why sre you used Potassium hydrogen phthalate in standarisation of 1N NaOH and 0.1 N Perchloric Acid?
we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion
What is column in chromatography?
How to decide assay range for non pharmacopeial API analysis by HPLC? Could you give me any reference for same e.g Guidelines or Paper publications?