Why caffeine as a reference standard used for calibration of HPLC?

Why caffeine as a reference standard used for calibration
of HPLC?

Question Posted / shoukatalli

11 Answers
57901 Views
Gangwal Chemicals, Orchid, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

Why caffeine as a reference standard used for calibration of HPLC?..

Answer / irfan shaikh

n it shows maximum absorbance at 273nm

Is This Answer Correct ?

0 Yes

1 No

Post New Answer

More Analytical Chemistry Interview Questions

what is mean by 21 CFR PART? In that what is 21 ?

1 Answers

wt is rsd in and explain

4 Answers Cadila, Reddy Labs,

How we develop a method by HPLC for unknown compound,if we got three peaks with same response then how we can find out which one is our desired compound's peak without taking help of LC MS.

4 Answers Apotex, Kemwell,

What is the defination of Bulk density?

4 Answers Dr Reddys,

what is the balance drift?

2 Answers Torrent Pharma,

Why are EDTA used to etimation of Ca,Mg etc, in Water analysis?

3 Answers Reddy Labs,

what is the diffrence between absorbance and absorption in the beer,s lamber formula ?

2 Answers

why we should take dst factor for below 1%moisture samples

0 Answers Ind Swift Laboratories,

How to calculate signal to noise ratio by this formula 2H/h where h from where and how to measure

2 Answers

what is the difference between lod and loq?

4 Answers Apotex, Aurobindo,

How to standardization of 1N H2SO4?

1 Answers GNFC, Macleods,

if you get peak in blank then what require to do?

0 Answers

For more Analytical Chemistry Interview Questions Click Here