Aluminum sesquisulfate
Drug ingredientCAS 10043-01-3
This drug ingredient has classified U.S. production volumes. EPA withholds the number as confidential business information.
US productionCBI
Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.
Top sourceNo public record
At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.
Why supply is unknownProduction is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023.
Where It Comes From
EPA reports by year
- 2023
- US production Confidential · Imports Confidential
- 2019
- US production Confidential · Imports Confidential
EPA-registered manufacturers (11)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Chemtrade Logistics · CA Canada
Chemtrade Holdco Us
Ecovyst
Evonik
Haldor Topsoe
Show all 11
Holland
Kemira Water Solutions
Southern Ionics
Thatcher
Usal
Usalco Ashtabula South
Domestic parents -- activity not disclosed (4)
EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.
Kik International
Mapei
Polyventive
Solvay
EPA-registered importers (10)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Chemtrade Logistics · CA Canada
Heubach Holding S R L · LU Luxembourg
Sika Ag · CH Switzerland
Chemtrade Performance Chemicals Us
Heubach Holding Usa
Show all 10
Ideal Chemical & Supply
Packaging Corporation Of America
Sika
Target
Wintersun International
Why It Matters
Sectors
FoodPaper & PrintingCore ChemicalsHealthEnergyConsumer ProductsMetals & MiningWaterTextilesAgricultureConstruction
Downstream Uses
Appears in 1 drug and cosmetic product listings (FDA).
- •Aluminium sulphuricum
FDA Shortage Status
Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."
No FDA shortage records
Industrial Uses
Used in 15 sectors as 10 functional roles.
- •pH regulating agent in Agriculture, Forestry, Fishing and Hunting (20%)Use—non-incorporative activities
- •Flocculating agent in Utilities (20%)Use—non-incorporative activities
- •Flocculating agent in Other (10%)Use—non-incorporative activities
- •Intermediate in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (0%)Processing as a reactant
- •Flocculating agent in Paper Manufacturing (10%)Use—non-incorporative activities
- •Solids separation (precipitating) agent, not otherwise specified in Utilities (0%)Processing—repackaging
- •Flocculating agent in Food, beverage, and tobacco product manufacturing (10%)Use—non-incorporative activities
- •Waterproofing agent in Paper Manufacturing (10%)Processing as a reactant
- •Reducing agent in Wholesale and Retail Trade (10%)Processing—repackaging
- •Flocculating agent in Wood Product Manufacturing (0%)Use—non-incorporative activities
- •Solids separation (precipitating) agent, not otherwise specified in Mining (except Oil and Gas) and support activities (30%)Use—non-incorporative activities
- •pH regulating agent in Paper Manufacturing (70%)Use—non-incorporative activities
- •Reducing agent in All Other Basic Inorganic Chemical Manufacturing (0%)Use—non-incorporative activities
- •pH regulating agent in Services (0%)Processing—repackaging
- •Intermediate in All Other Basic Inorganic Chemical Manufacturing (10%)Processing as a reactant
- •Solids separation (precipitating) agent, not otherwise specified in Services (10%)Processing—repackaging
- •Solids separation (precipitating) agent, not otherwise specified in Printing Ink Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Solids separation (precipitating) agent, not otherwise specified in Miscellaneous Manufacturing (100%)Processing—incorporation into article
- •Flocculating agent in All Other Basic Inorganic Chemical Manufacturing (30%)Processing as a reactant
- •Soil amendments (fertilizers) in Agriculture, Forestry, Fishing and Hunting (30%)Processing—incorporation into formulation, mixture, or reaction product
- •Fixing agent (mordant) in Textiles, apparel, and leather manufacturing (30%)Processing—incorporation into formulation, mixture, or reaction product
- •Flocculating agent in Agriculture, Forestry, Fishing and Hunting (7%)Use—non-incorporative activities
- •Hardener in Paper ManufacturingProcessing as a reactant
- •Binder in Photographic Film, Paper, Plate, and Chemical ManufacturingProcessing as a reactant
- •pH regulating agent in Textiles, apparel, and leather manufacturing (1%)Use—non-incorporative activities
Vendor Pricing
$0.10/gAaron Chemicals LLC
CountryHong Kong
Pack$99.00 / 1 kg
PurityNot recorded
Vendors9 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
8 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| Angene Chemical | China → Hong Kong | $0.10 | 1 kg | — |
| AK Scientific, Inc. | United States | $0.22 | 500 g | 98% |
| A2B Chem LLC | United States | $1.08 | 25 g | 99.95% |
| AA BLOCKS | United States | $1.20 | 25 g | 99.95% |
| Angene International Limited | United States | $1.87 | 100 g | — |
| Sigma-Aldrich (Rush Stock) | Germany | $17.22 | 100 g | 99.99% |
| Sigma-Aldrich | Germany | $17.22 | 100 g | 99.99% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | — |
Chemical Identity
CAS10043-01-3
PubChem CID24850
DTXSIDDTXSID2040317
FormulaAl2O12S3
Mol. Weight342.2 g/mol
SMILES[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Al+3].[Al+3]
Data Sources
- EPA CompTox (DSSTox) · DTXSID2040317Retrieved 2026-04-06
- PubChem · compound 24850Retrieved 2026-04-06
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
Brief citations
Aluminum sesquisulfate (CAS 10043-01-3) https://chemicalindependence.com/chemical/10043-01-3/ EPA CompTox (DSSTox): DTXSID2040317. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2040317 PubChem: 24850. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/24850 EPA Chemical Data Reporting: 10043-01-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 10043-01-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting