Slightly deliquescent , slight formic acid odor . Soluble in water, slightly soluble in ethanol.

Synonyms:Dimethylsulfate;dimethyl sulphate;Sulfuricacid, dimethyl ester; 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 aethe

Physical and chemical property:White crystal, deliquescence, specific gravity(17℃)1.67. Melting point 152℃, dissolvable in water, acetic acid, glycerin, indissolvable in aether.

Physical and chemical property: Colorless transparent liquid, water solvents with PH value less than 7, and its density of 1.14. Boiling point 101.2℃,  hardening point -29℃, flash point 35℃, ignition temperature 415℃, soluble in water and ethanol.

Properties: White power, Melting point 622°C, Easily soluble in water. It has got salient chelating capacity to ions of Ca and Mg etc. and can soften hard water to make suspension solution become into clear solution, It has got weak alkalinity but no corr