Why we use caffeine for HPLC calibration in Detector wave
ength accuracy test
Answer Posted / latif ahmed
1.caffeine is available in anhydrous form.
2.Shows maxima at two wavelengths ie.205nm & 273nm
3.Cheap & easily avalable.
Is This Answer Correct ? | 15 Yes | 2 No |
Post New Answer View All Answers
what type of question will ask in the interview of lab chemist.
using gradient pressure in gas chromatography are not ?using gradient pressure why
How we can identify process related and degradation impurity in single method with short period?
How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?
WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE
How much is the standard area for glc analysis
Why to use propyl paraben in HPLC gradient calibration
why xterra column require to use at higher ph?
about method developement in hplc
how to get accurate result for Residue on evaporation in purified water
what is mean by 40 in the dissolution basket mesh size?
how to develop the icp ms method? Application of icp ms?
why octanol used to determine the partition coefficient ?
How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?
What is a difference between potency and purity?