why KF factor is between 4.5 to 7.5 mg/ml ? why ? why
sometime pyridine is used in analysis like in raw material
solvent like acetone etc?
Answer Posted / suresh kumar
If we use methanol as a medium acetone will react with
methanol and side reaction takes place to give water
molecule as a biproduct hense the end point cannot be
attained, thats why we use pyridene or 2- propanol as a
medium in the case of determination of water content of
acetone by kf reagent.
| Is This Answer Correct ? | 106 Yes | 11 No |
Post New Answer View All Answers
Why potassium dichromate is used in calibration of uv?
what is the principle involved in turbidometry and nephelometry ?
why salisylic acid not using now days for disdolution calibration?
What is the difference between purge septum flow and column flow in gas chromatography?
In HPLC Calibration, On which basis RSD Limit of noise test is fixed (NMT 33.0 % )
What is stray light in uv what are units for stray light
why we use Dichlorobenzene.nitrobezine.t-butyldi sulhate.for calibration of gc Head space
How can I develope method of dissolution by HPLC OR UV
if you get peak in blank then what require to do?
what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means
if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?
What is the purpose of octyl silane columns?
cefoperozone and sulbactam inj. hplc test method
in which situation require to use paddle and basket?
how can give the expiry period and restadardisation of volumetric solution