Why triethylamine and o-phosphoric acid used while setting
pH of mobile phase during HPLC Analysis?

Answer Posted / obaiah kade

mosty used for ph arjest

Is This Answer Correct ?    0 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what type of question will ask in the interview of lab chemist.

2876


what is the purge flow & how to calculate

1966


Which is the highly polar and highly non polar column in HPLC?

1764


What is viod volume and peak purity in HPLC?

2326


Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18

1448






what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?

1509


what are the standard methods for HPLC?

2232


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.

1781


how require to interprit the method precision data of hptlc?

285


for which product require to do content uniformity? what is limit of cu?

300


Why only Copper standard is used to calibrate Atomic Absorption spectrophotometer?

2122


In which situation we require to analytical method validation of excipient?

282


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?

2856


why sre you used Potassium hydrogen phthalate in standarisation of 1N NaOH and 0.1 N Perchloric Acid?

8889


why multimedia dissolution require to do?

298