| Other Analytical Chemistry Interview Questions |
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|What is the column performance and column efficiency?
|why we use only sucrose in the calibration of polarimeter?
i'm had a sample of 1L that gone through extraction &
evaporation. i used 0.5ml of methanol for reconstitution
before injecting the sample to HPLC. i made a calibration
curve using a standard solution but now i'm confused about
how to display the concentration i got from the sample. for
ex. i got 0.2ug/ml how i'm gonna explane this is for the 1L
please help .. i'll really appreciate it
|why plane of polarized light rotated by opticaly active compunds?
|stability study is going on up to 3years for famotidine-USP but the pharmacopeia is revised and tlc test is replaced with hplc test. At the 4th year frequency the product is failed in hplc test .how can i assain the expiry or retest date and can i stop or continue the programme?
|why we use prednisone tablet in chemical callibration of
|What is the function of end capped column?
|IN DISSOLUTION S1 STAGE 1 BOWL GOT 52%(Q POINT IS 80%)WHAT
WE HAVE DO
|In acid base titration, after complet consumption of HCl by
NaOH, addition of next drop of NaOH will give pink colour
with phenolpthalein indicator. Why this pink colour appear?
Why not blue, black, green or anything elese?
|HOW RRF IS CALCULATED IN HPLC
|what is end capping in hplc coulmn
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