how does h2so4 prevent oxidation of mohr salt before it is titrated?1 871
In dissolution of tablets/capsules elaborate the Dissolution limit 20.0% to 60% Q in 30 minutes.775
How to caluculate the RRF and correction factor in hplc1 6963
what is the most common FT-IR source used for the MID&Near IR regions?1 3068
How much carbon loading in nomalphase columns?5 2842
what is the limit for KF Factor ,we take factor using water we will found factor between 6 to 7 ,while on KF Reagent bottle mentioned 5 mg/ml water content.if we not use dried methanol it is effect on factor.
Why only hydroxy naphthol blue indicator is used for standardisation of 0.05M EDTA solution instead of solochrome Black T or Euriochrome Black T indicator which is used for all sample analysis with 0.05M EDTA solution?1078
Why we use methanol as solvent in kf standardisation. Why not other solvent?1 3581
What is the difference between high pressure gradient and low pressure gradient in hplc?1 3924
What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?
HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.
What is Band broading effect explain
Which is the highly polar and highly non polar column in HPLC?
Why potassium dichromate is used in calibration of uv?
iam usig ph buffers merk. manually how to prepare ?
what is partion and column chromatography
How much is the standard area for glc analysis
what is procedure of actual procedure for registration of drug?
please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development
why we are using hexane in calibration of number of drop per mL
cefoperozone and sulbactam inj. hplc test method
How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?
pharma industries oriented
what type of question will ask in the interview of lab chemist.