is there any material other than caffene to calibrate hplc
detector

Answer Posted / kranthi kumar goli

yes, there are. they are di-ethyl phthalate,di-methyl
phthalate, bi phenyl, o-terphenyl.

Is This Answer Correct ?    2 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me

2210


what is mean by dissolution hydrodynamics?

336


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

1768


which are the sizes of capsules?

393


What is the diference between residual solvents and organic volatile matter

1475






why we are using benzene, anyline in acetic anhdride assay titration method?

1569


Hi sir if any product monograph not given known impurities (may be 5 impurities) specifications then how we require to proceed for inhouse formulation?

272


What is the purpose of octyl silane columns?

3776


in api coa contains only process impurities and in product coa contains degradation impurities?

314


in each media we require to use SLS? how to proceed?

285


what is mean by peak intigrity?

329


in which situation ion pair require to use?

270


some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?

2094


What is shaking level in GC?

324


what is the importance of peak purity in HPLC and how we can calculate through manul(not software)?

3979