BAODI ECONOMIC DEVELOPMENT ZONE (THE FORMER INDUSTRIAL PARK OF TIANBAO), Tianjin, Tianjin
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详情
Sodium metabisulfite
Sodium pyrosulfite
Molecular formula: Na2S2O5
CAS: ********4
Appearance:
White crystal powder
Properties:
Sodium metabisulphite white or yellow crystalline powder or small
crystallization, with strong smell, a proportion of SO2 1.4,
soluble in water, become acidic aqueous solution, and acid contact
is released SO2 generated corresponding salts, long for air, is
oxidized to Na2S2O6, reason this product not far. Above ***0C,
namely the SO2 decomposition.
Ussges:
Industrial used for printing and dyeing, organic synthesis,
printing, the leather making, pharmaceutical and other department.
In food processing of bleaching agent and antiseptic, osteoporosis
agent.
