Ammonium sulfite
- CAS number
- 7783-11-1
- Molecular weight
- 134.16
- Molecular formula / chemical symbol
- (NH4)2SO3.H2O
Description
White or light yellow solution. Easily oxidized, easy to absorb moisture. Slightly soluble in alcohol. Insoluble in acetone and carbon disulfide. Soluble in water, its aqueous solution is alkaline, strong corrosion of iron and steel. Easily oxidized in air. 60-70 ℃ decomposition.
USES
Efficient absorbent for removing a small amount of
hydrogen sulfide in the gas, can be used in medicine, photography reducing
agent, dye intermediates upstream raw materials: ammonia, sulfur dioxide,
ammonia, sulfur, sulfuric acid, sulfuric acid, ammonium bicarbonate, ammonium
bicarbonate, ammonium sulfite ammonium hydrogen and liquid ammonia. Downstream
products: sulfur dioxide (liquid), caramel color.