H5NO4S
115.11 g/mol
Industrial ChemicalDanger
AMMONIUM BISULFATE
CAS7803-63-6EC232-265-5
Category
Industrial Chemical
Compound Class
Inorganic Salt
Primary Use
Hair-wave preparations and organic catalysts
Ammonium bisulfate, also known as ammonium hydrogen sulfate, is a white, crystalline solid formed by the half-neutralization of sulfuric acid with ammonia. It is primarily used in hair-wave preparations and as an organic catalyst.
Hair-wave preparationsOrganic catalyst
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
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Safety Reference
Danger
H314Causes severe skin burns and eye damage
H318Causes serious eye damage
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for AMMONIUM BISULFATE (CAS 7803-63-6) is 2833.29.
HS code (international, 6-digit)
2833.29
EU CN code (8-digit)
2833 29 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
azanium hydrogen sulfate
InChIKey
BIGPRXCJEDHCLP-UHFFFAOYSA-N
SMILES
[NH4+].OS(=O)(=O)[O-]
Synonyms (14)
- AMMONIUM BISULFATE
- AMMONIUM SULFATE ((NH4)HSO4)
- Acid ammonium sulfate
- Ammonium acid sulfate
- Ammonium hydrogen sulfate
- Ammonium hydrogensulphate
- Ammonium monohydrogen sulfate
- Monoammonium hydrogen sulfate
- Monoammonium sulfate
- ammonia sulfate
- azanium;hydrogen sulfate
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