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what is karl fischer principle and reaction ,describe it
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Answer Posted / laxman rapolu
A Quantitative chemical reaction between water and
Anhydrous SO2 and Iodine in the presence of Base(buffer)
that reacts H+ ions
SO2+RN+CH3OH------>(RNH)SO3CH3
(RNH)SO3CH3+H20+I2---->(RNH)SO4CH3+2(RNH)I
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