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Titanium sulfate

CAS 13693-11-3

Sulfuric acid, titanium(4+) salt (2:1)

Molecular structure of 13693-11-3
1 Ti⁴⁺
US productionNot reported
Import value, 2024$179M
Top sourceMexico 46%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

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 283329 · basket

These shares come from HS customs code 283329, which covers 36 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
MX 46%MexicoCN 19%ChinaCA 11%CanadaIN 9%IndiaFI 4%Finland

Why It Matters

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

Chemical Identity

CAS13693-11-3
PubChem CIDNot recorded
DTXSIDDTXSID3051418
FormulaHO8S2Ti
Mol. Weight240.99 g/mol
SMILES[Ti+4].OS([O-])(=O)=O.[O-]S([O-])(=O)=O

Data Sources

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Brief citations

Titanium sulfate (CAS 13693-11-3) https://chemicalindependence.com/chemical/13693-11-3/ EPA TSCA Inventory: CAS 13693-11-3. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 283329 for CAS 13693-11-3. Reporting year: 2024. https://usatrade.census.gov/