... ,cleanout,desulfurize 3.OEM is accepted Methylene DichlorideMolecular formula: CH2CL2Purity:≥99.9%Boiling point,oc: 39.8Melting Point,oc: -96.7Relative ... qualityHigh qualityRegular qualityAppearance---- Colorless and clear liquidMass of methylene chloride%≥99.9≥99.5≥99.20Moisture%≤0.010≤0.020≤0.030Acidity(as HCI)%≤0 ... ≤10Mass fraction of evaporated residue%≤0.005≤0.0010 Purity 99.9% Methylene Chloride