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Ammonium Bisulfite

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Ammonium Bisulfite
Chemical Product

Ammonium Bisulfite

Molecular FormulaNH4HSO3 CAS10192-30-0 Molecular Weight99.11 g/mol
SynonymsAmmonium Hydrogen Sulfite
Safety & Hazards (GHS) Warning
Irritant Irritant

⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).

Ammonium Bisulfite is an inorganic compound used in chemical synthesis and water treatment, especially as a reducing agent.
- Chemical Synthesis: Used as a reducing agent in chemical reactions and in the preparation of organic compounds. - Water Treatment: Applied in water treatment plants to remove oxygen and prevent corrosion. - Paper and Pulp Industry: Used in the bleaching process of paper and wood pulp. - Pharmaceuticals: Used in some pharmaceutical formulations as a reducing agent.
AppearanceWhite crystalline solid
OdorPungent sulfur odor
Molecular FormulaNH4HSO3
Molecular Weight99.11 g/mol
Melting Point150 °C
Density1.56 g/cm³
SolubilitySoluble in water
Flash PointNot applicable
Chemical StabilityStable under normal conditions, but should be kept away from strong acids
IUPAC Nameazanium hydrogen sulfite
Molecular FormulaNH4HSO3
Molecular Weight99.11 g/mol
SMILES[NH4+].OS(=O)[O-]
InChIKeyZETCGWYACBNPIH-UHFFFAOYSA-N
  • H319 Causes serious eye irritation

⚠️ For information only; not a substitute for the official SDS.

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