Dimethyl sulfate M.F.：(CH3)2SO4 M.W.：126.13 Physical and chemical property:Colorless oil-like inflammable liquid boiling point 188℃(decomposition). Hardening point-26.8℃, density(20/4℃)1.3322, flash point 83℃,soluble in aether, acetone, aromatic hydrocarbon, slightly soluble in carbon bisulfide, aliphatic hydrocarbon, and water. Usage:Dimethyl Sulfate is used to make dimethyl sulphoxide, coffeinum, codeine. Vanillin, aminopyrine, trimethoprim, acephate and other pesticides. Index of quality:Q/ZXH001-2001 Item Index Conternt ≥98.5% Acidity ≤0.5% Appearance Colorless Transparent Liquid Packaging: Number of dangerous goods:61116 UN Number:1595 Packaging marks:Poisonous, corrosive products Packaging category: Ⅰclass packaging