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Sodium aluminum sulfate dodecahydrate

CAS 7784-28-3

Molecular structure of 7784-28-3
12 H₂O · 1 Al³⁺ · 1 Na⁺
US productionNot reported
Import value, 2024$7M
Top sourceMexico 84%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

Why supply is unknown

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

Where It Comes From

Customs basis: HS 283330 · basket

These shares come from HS customs code 283330, which covers 7 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
MX 84%MexicoIT 7%ItalyIN 4%IndiaDE 4%GermanyES 1%Spain

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS7784-28-3
PubChem CIDNot recorded
DTXSIDDTXSID7044263
FormulaAlH24NaO20S2
Mol. Weight458.26 g/mol
SMILESO.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O

Data Sources

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Brief citations

Sodium aluminum sulfate dodecahydrate (CAS 7784-28-3) https://chemicalindependence.com/chemical/7784-28-3/ EPA CompTox (DSSTox): 7784-28-3. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7044263 US Census international trade: HS 283330 for CAS 7784-28-3. Reporting year: 2024. https://usatrade.census.gov/