why ur using toulene in hexane in u.v calibration?

Answer Posted / avinash

because toluene give maxima and minima at 266nm and 269nm to
check resolution in uv calibration and we use hexane as a
diluent because it has no uv absorbance

Is This Answer Correct ?    18 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

WHAT IS THE USE OF STARTER ?????????

1907


in OSD forms require to use gas chromatography?

332


is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth

1663


Why a1% value is used for some product ? What is the criteria for selection a1% value ?

1867


could negative ions be produced by bombardment process in mass spectrometry?

1292






if tech transfer fails whay require to do?

331


what is the difference between potentiometric titration and karl fischer titration?

2422


How can I develope method of dissolution by HPLC OR UV

1893


What is the use of tlc and hplc? And when and where use?

661


how require to select dissolution media? what is discrimination?

315


In HPLC (Waters) software Empower1,2 &3 what is the updation for each version

2471


in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?

348


analytical method validation require to with respect to release specification or shelf life specification?

282


How require to develop GC method? how to select diluent, GAS, column selection and other chromatographic conditions?

277


How can the GC or HPLC method is selected to determine the impurity profile in drug product?

6863