Natriumformaldehydsulfoxylat

called: carved white piece, DiaoBaiKuai, engraving and white powder Formula: NaHSO2 · CH2O ·2H2O Molecular weight: 154.12 Melting point: 60 °C Toxicity LD50 (mg/kg) : mice tramsotal 4000, to human body has serious side effects, the country against its as food additives in food in use. Use "DiaoBaiKuai" can improve food and appearance of the palate, fan into "DiaoBaiKuai" can make its become good toughness, smooth, easy cook lousy. But after heating, it can decompose out toxic carcinogenic substance, such as formaldehyde, consumer after eating will cause gastralgia, vomiting and breathing difficulties, and liver, kidneys, central nervous caused damage, serious still can cause cancers and abnormalities. Properties: white block or crystalloid powder. Dissolve situation: soluble in water. USES: have strong reducing. Mainly used for printing and dyeing industry for discharge agents. Also used for sweets etc bleach. Also can be used as styrenebutadiene rubber polymerization of activator. Source: zinc powder preparation or by reaction with so2 into low and zinc sulfate, again with formaldehyde and zinc powder, after vacuum evaporator role, concentration, condenses into pieces and system.