How long we can use hygroscopic reference standard in terms
of water absorb.I mean in line with respective monograph's
specification or more than that?
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Why to use propyl paraben in HPLC gradient calibration
which situation gc hs and gc als require to use?
what is the procedure for cleaning of lenses of hatr accesory of ftir instrument?
WHAT IS THE USE OF STARTER ?????????
for inorganic molecules require to do RS, Assay and disso?
in gas chromatography what is the difference between gas flow rate and average linear velocity ?
What is mean by PDR?
how require to set assay concentration for standard and sample?
We use Potassium Dichromate solution for the calibration of UV-Visible Spectrophotometer in UV region. My question is to calibrate visible region which solution could be used in photometric accuracy
How to establish relative response factor for hplc. Why it is required?
can i use hplc detector to uplc and why?
How to calibration of the uv spectroscopy and its test?
In IR spectra, generally a molecule vibrates without apply emr or ir light?
before starting analytical method valodation what you checking? and how giving preference to start validation?
which are the diffrent batches in the pharmaceuticals?