| Other Analytical Chemistry Interview Questions |
|| Asked @
|why we are using only lead standard solution for Heavy
metals test? what is the purpose of this?
|Why we use caffeine for HPLC calibration in Detector wave
ength accuracy test
|is ther any guidline is available for limt of peak
fronting.and what is the limt of peak fronting.
|I have 1 gram of Diphenylamine and want to make a 10,000 or
1000 ppm solution in methanol. How do I make this?
|If we have 120 minutes run time method for HPLC and you wan
to decrease the Run time so what should you do??
|for which type of applications gas chromatography is used?
|In GC and HPLC ,how we can decide which of following method
will be suitable or use for quantitation of chromatogram at
the time of method development.
2.External standard method
3.Internal standard method
|what is difference of uv and pda
|What is mean by peak tailing in case of GC?
|why sre you used Potassium hydrogen phthalate in
standarisation of 1N NaOH and 0.1 N Perchloric Acid?
|why we are used 4,7,9,2 buffers for the ph calibration
|what is the principle involved in determination of moisture
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