Basic

CAS No.	79-25-4
Product Name	hydroxymethanesulphinic acid
Synonyms	Formaldehydesulfoxylate; Hydroxymethanesulfinic acid; UNII-M049N73196; Hydroxymethanesulfinic acid, monosodium salt; Hydroxymethanesulphinic acid
Molecular Formula	CH4O3S
Molecular Weight	96.1057

Physical property

Density	1.939g/cm3
Boiling point	446.4°C at 760 mmHg
Flash point	223.8°C
Refractive index	1.674