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Difference between uv detector nd RI DETECTOR?
wt s the difference between OVI Solvents nd residual
solvents incase of GAS CHROMATOGRAPHY? nd wt s its
detection limit?

Answer Posted / i.kizar ahamed

Organic compounds whichever is having conjugation can be
detected by UV DETECTOR. (ELECTRONIC TRANSISTION SHOULD BE
POSSIBLE)

For inorganic compound RI detector is uesd .

OVI :Organic volatile impurities

Based on the toxicity solvents has classified as
class1,class2,class3.
Class 1 solvents are
Benzene 2 ppm
Carbon tetrachloride 4 ppm
1,2-Dichloroethane 5 ppm
1,1-Dichloroethene 8 ppm
1,1,1-Trichloroethane 1500 ppm

Organic volatile impurities:

Chloroform ,1,4 Dioxane,MDC ,Trichloromethane

Is This Answer Correct ?    2 Yes 4 No



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