... . It also can be used as the material of Tetrachloroethylene, chloroacetic acid, dichloroacetyl chloride, 2,3,3,3;2',3',4',4 ... /m3(TJ36-79).Item MoistureAR0.003CP0.003Assay99.9% 99.9%Acid value(as HCI)% 0.0010.001Boiling point,86~8886~88Evaporation ... residue ≤0.0009% ≤0.010%Free acid(as HCl)≤0.002%≤0.002%Free alkali(as NH3 ...