what are the sources in ELSD,PDA, RI and UV Detectors?
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What is (Q) point dissolution?
what is difference of uv and pda
13 Answers Akums, MSN, MSN Pharma, Shilpa Medicare,
Colorimtry
why we are performing residue on ignition?
Explain what is a base line?
Why using 0.5% acetone in methanol mobile phase for HPLC Gradient performance check.
What is differences between normality and molarity.in which cases both are used?
in what basis wavelength will select for a compound at initial method development trials
why we use 0.1% acetone in gradient calibration of HPLC?
3 Answers Cipla, Dr Reddys, FDC,
what is PH of 0.1N Hcl, 0.01N Hcl & Mehanol.
what is poarimeter, why it is used in pharma,and explain briefly about polarimeter?
why we prefer kbr for ftir than kcl?
Organic Chemistry 
