Titanyl sulfate

Drug ingredient

CAS 13825-74-6

EPA’s 2023 records show zero U.S. production for this drug ingredient.

Molecular structure of 13825-74-6 — 1 O²⁻ · 1 Ti⁴⁺

US productionZero

Import value, 2024$179M

Import volumeCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceMexico 46%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

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 Zero · Imports Confidential
2019: US production Confidential · Imports Confidential

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

Country of origin for US imports, from Census customs data (2024).

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

Italy
South Africa
Colombia
United Kingdom
Peru
Czech Republic
Taiwan
Hong Kong
Sweden
Belgium
Singapore
Netherlands
Hungary
Switzerland

EPA-registered importers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Kronos Worldwide

Why It Matters

Sectors

TextilesHealthConstruction

Downstream Uses

Appears in 1 drug and cosmetic product listings (FDA).

•Titanium Oxydatum

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 2 sectors as 1 functional role.

•Pigment in Synthetic Dye and Pigment Manufacturing (44%)Processing as a reactant
•Pigment in Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing) (56%)Processing as a reactant

Chemical Identity

CAS13825-74-6

PubChem CID10419459

DTXSIDDTXSID20893951

FormulaO5STi

Mol. Weight159.93 g/mol

SMILES[O-2].[O-]S(=O)(=O)[O-].[Ti+4]

Data Sources

EPA CompTox (DSSTox) · DTXSID20893951Retrieved 2026-04-06
PubChem · compound 10419459Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Titanyl sulfate (CAS 13825-74-6) https://chemicalindependence.com/chemical/13825-74-6/ EPA CompTox (DSSTox): DTXSID20893951. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID20893951 PubChem: 10419459. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/10419459 EPA Chemical Data Reporting: 13825-74-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 13825-74-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 283329 for CAS 13825-74-6. Reporting year: 2024. https://usatrade.census.gov/