I am running extractive desulfurization of fuel oil using ionic liquid, but why the sulfur content increased after GC-SCD analysis?

I am using choline chloride: ethylene glycol (molar ratio 1:2) as extractor to desulfurize dibenzothiophene (DBT) in n-dodecane. The initial concentration of DBT is 100 ppm. Condition of...

27 July 2018 1,081 8 View