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Ammonium Bisulfite CAS No 10192-30-0, Ammonium bisulfate, also known as ammonium hydrogen sulfate, is a white, crystalline solid with the formula (NH4)HSO4. It is the product of the half-neutralization of sulfuric acid by ammonia.
Appearance Clear to light yellow, free of particulates
Ammonium Bisulfite 66.67%
Ammonium Sulfite 5.12%
Ammonium Bisulfite+ Ammonium Sulfite ≥70%
Ammonium Thiosulphate <0.08%
Odor Light SO2 Pass
Density at 20degree 1.35-1.42
Solubility in water Soluble in all proportions
As / 1mg/kg
Hg / <0.5mg/kg
Fe / <2mg/kg
Pb / <5mg/kg
Storage temperature 20degree-26degree
It can be further neutralized with ammonia to form ammonium sulfate, a valuable fertilizer. It can be used as a weaker alternative to sulfuric acid, although sodium bisulfate is much more common.
Packing & storage
Stored in dry and ventilation place, far from heat and water.