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Ammonium bisulfate

CAS 7803-63-6

Used in 4 industrial sectors tracked by the EPA.

Molecular structure of 7803-63-6
1 NH₄⁺
US production1.3M lb
Import volumeZero
Import dependency0%
Top sourceNo public record

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 283329 · basket

EPA reports by year
2023
US production 1.3M lb · Imports Zero
2019
US production 1.6M lb · Imports Zero

HS customs code 283329 covers 36 tracked chemicals in total. US Census does not break out this chemical's share, so the country-of-origin mix is not available. EPA CDR reports import dependency at the chemical level separately, shown above.

EPA-registered manufacturers (1)
Henkel

Why It Matters

Sectors
AgricultureElectronicsTransportationMetals & Mining
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 6 sectors as 2 functional roles.

  • •Soil amendments (fertilizers) in Agriculture, Forestry, Fishing and Hunting (100%)Use—non-incorporative activities
  • •Cleaning agent in Electrical Equipment, Appliance, and Component Manufacturing (0%)Processing—incorporation into formulation, mixture, or reaction product
  • •Cleaning agent in Fabricated Metal Product Manufacturing (62%)Processing—incorporation into formulation, mixture, or reaction product
  • •Cleaning agent in Machinery Manufacturing (0%)Processing—incorporation into formulation, mixture, or reaction product
  • •Cleaning agent in Computer and Electronic Product Manufacturing (0%)Processing—incorporation into formulation, mixture, or reaction product
  • •Cleaning agent in Transportation Equipment Manufacturing (37%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS7803-63-6
PubChem CID24655
DTXSIDDTXSID9051244
FormulaH5NO4S
Mol. Weight115.11 g/mol
SMILES[NH4+].OS(=O)(=O)[O-]

Data Sources

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Brief citations

Ammonium bisulfate (CAS 7803-63-6) https://chemicalindependence.com/chemical/7803-63-6/ EPA CompTox (DSSTox): DTXSID9051244. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID9051244 PubChem: 24655. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/24655 EPA Chemical Data Reporting: 7803-63-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 7803-63-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting