Tetrachloroethylene 99.9% Appearance:colorless and transparent liquid Tetrachloroethylene 99.9% Appearance:colorless and transparent liquid Use:Dry ... /drumUse: Dry clean ,Organic Impregnant,Cleanout,DesulfurizeDetailed Specification: ItemStamdardResultPurity % ≥99.5099.95Water Wt % PPm % ≤5020Alkalinity, NaOH, % ≤0 ... , ≤1510Non-volatile matter, % ≤0.0050.002 tetrachloroethylene/Perchloroethylene 99.9%