Hafnium(IV) chloride

CAS 13499-05-3

U.S. production volumes are classified 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.

Import value, 2024$99M

Import volumeZero

Top sourceCanada 27%

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. US production volume is confidential. 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 282739 · basket

EPA reports by year

2023: US production Confidential · Imports Zero
2019: US production Confidential · Imports Zero

These shares come from HS customs code 282739, which covers 44 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).

CA 27%CanadaDE 16%GermanyAR 10%ArgentinaGB 10%United KingdomIT 7%Italy

Israel
Taiwan
Lithuania
Singapore
Malaysia
Turkey
Switzerland
Colombia
Mexico
New Zealand
Ireland
Greece
Russia
Australia
Austria
Poland
Denmark

EPA-registered manufacturers (3)

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

Wattusa Midco Holdings · GB United Kingdom

Ati

Western Zirconium

Why It Matters

Sectors

Metals & Mining

Downstream UsesNot recorded

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

•Intermediate in Primary Metal Manufacturing (94%)Processing as a reactant

Chemical Identity

CAS13499-05-3

PubChem CID37715

DTXSIDDTXSID0065513

FormulaCl4Hf

Mol. Weight320.3 g/mol

SMILESCl[Hf](Cl)(Cl)Cl

Data Sources

EPA CompTox (DSSTox) · DTXSID0065513Retrieved 2026-04-06
PubChem · compound 37715Retrieved 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

Hafnium(IV) chloride (CAS 13499-05-3) https://chemicalindependence.com/chemical/13499-05-3/ EPA CompTox (DSSTox): DTXSID0065513. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID0065513 PubChem: 37715. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/37715 EPA Chemical Data Reporting: 13499-05-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 13499-05-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 282739 for CAS 13499-05-3. Reporting year: 2024. https://usatrade.census.gov/