Why we use caffeine for HPLC calibration in Detector wave
ength accuracy test
Answer Posted / foestar fernandes. lupin lim
1) Its pharmacopia recomended
2)Highly stable in solution form
3)Its wavelengths are known(2 maximas at 205 and 273 also 1 minima at 245)
4)Cheap and readily available
Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
is it nessesary to do solution stability for 7 days?
in gas chromatography what is the difference between gas flow rate and average linear velocity ?
What is column in chromatography?
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
If we have 5 strength which is not dose proportinate and excipients also diffrent in each strength then how we can proceed for Force degradation? and excipient are same but not dose propotinate the how FD?
A ha tc is actual defination of retention time?
Many times I don't got a caffeine peak in calibration of hplc using guard column ❓
what is partion and column chromatography
what is definition of validation? which components are followed give detail?
How do we fix the sample concentaryion in hplc method development. What is the basis?
from where i get mortar pastle for glass bottle crush? it's required for testing of it?
Please give idea about method development for cleaning method and how maco level establish
why we use a particular hplc column for a particular compound give reasons?please
Did anybody have method for acetyl cysteine effervescnce tablet
Which parameter require to do for analytical method equivalency?