what is karl fischer principle and reaction ,describe it
Answer Posted / ajit
basically It is Biampriometric titration.
reaction
SO2+RN+CH3OH------>(RNH)SO3CH3
(RNH)SO3CH3+H20+I2---->(RNH)SO4CH3+2(RNH)I
| Is This Answer Correct ? | 14 Yes | 2 No |
Post New Answer View All Answers
iam usig ph buffers merk. manually how to prepare ?
For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?
Why six unit used for precision?
What is split ratio in Gc? Splitless? how requirr to select?
in OSD forms require to use gas chromatography?
for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol
how to select short coloum and long coloumn for new molecule
Qc interview questions
Loss of linearity in tkn analysis, possible reasons?
Many times I don't got a caffeine peak in calibration of hplc using guard column ❓
what is the principle involved in turbidometry and nephelometry ?
if identification threshold crosses the limits then what next step?
why sre you used Potassium hydrogen phthalate in standarisation of 1N NaOH and 0.1 N Perchloric Acid?
what is impurity profile. how to interpret this impurity profile to a drug product or drug substance.
pharma industries oriented