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Organic Chemistry (342) - Inorganic Chemistry (123)
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Difference between uv detector nd RI DETECTOR? wt s the difference between OVI Solvents nd residual solvents incase of GAS CHROMATOGRAPHY? nd wt s its detection limit?
3 15800on what basis SOP's can be changed? IF mobile phase ratio is 70:30 to how much % can we change the ratio in HPLC process
7 17281why all the concentration of chemical species are measured using water as solvent (for examole 1N NaOH means 40 g of NaOH in one litre of water)eventhough there are so many solvents available?
1 4494how do start hplc method development? how much sample required for developing the method development?
3 52640which pharmacopeoia mentions that caffiene is used as a standard for HPLC calibration? which other standardscan be used for the same?
1 9083Why will a solution of aspirin without acid or basic hydrolysis give yellow colour with a solution of Ferric chloride?
1 5694hi friends, dis is ramana reddy.i have been workining in bulk drugs as QC chemist.i would like 2 change d company.i want sample RESUME,OFFER LETTER,APPOINTMENT LETTER,PAY SLIP.if any body has these documents,pls send 2 my mail id i.e ramanareddy.sdpl@ymail.com
2300hi friends, dis is ramana reddy.i have been workining in bulk drugs as QC chemist.i would like 2 change d company.but our company didn't give d OFFER LETTER,APPOINTMENT LETTER,PAY SLIP.if any body has these documents along with sample RESUME,pls send 2 my mail id i.e ramanareddy.sdpl@ymail.com
2870
Why only 1.2 million lux hours require in photostability study?
why is their exotherm while addition of reducing agents in reduction reaction?
how you establish the LOQ?
Is it nessesary all multimedia dissolution require descriminatory?
What is electrode potential? : Electrochemistry Corrosion
Colorimtry
Why titration in which hcl and h2so4 is use?
While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
How will u perform degradation study in detectors other thann PDA in HPLC Methodology
If combination product how require to identify which imp is of which api?
how to get accurate result for Residue on evaporation in purified water
Define a hydrogen bond?
Explain extraction of ephedrine from a mineral block?
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
State lambert’s law.
