Tin oxide

CAS 1332-29-2

Used in 3 industrial sectors tracked by the EPA.

O₂Sn150.7 g/mol

no molecular structure to draw

US production27.5K lb

Import value, 2024$123M

Import volume95.6K lb

Import dependency78%

Top sourceBrazil 32%

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 282590 · basket

EPA reports by year

2023: US production 27.5K lb · Imports 95.6K lb
2019: US production 170.2K lb · Imports 108.0K lb

These shares come from HS customs code 282590, which covers 34 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).

BR 32%BrazilTR 15%TurkeyCN 9%ChinaVN 8%VietnamKR 8%South Korea

Ireland
Mexico
Spain
Belgium
Switzerland
Trinidad and Tobago
Hong Kong

EPA-registered manufacturers (1)

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

Agmet

EPA-registered importers (3)

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

Teck Resources · CA Canada

Reading Alloys

Teck American Incorporated

Why It Matters

Sectors

ConstructionMetals & MiningCore Chemicals

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 Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing) (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS1332-29-2

PubChem CID16747781

DTXSIDDTXSID00893010

FormulaO2Sn

Mol. Weight150.71 g/mol

SMILES[O-2].[O-2].[Sn+4]

Data Sources

EPA CompTox (DSSTox) · DTXSID00893010Retrieved 2026-04-06
PubChem · compound 16747781Retrieved 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

Tin oxide (CAS 1332-29-2) https://chemicalindependence.com/chemical/1332-29-2/ EPA CompTox (DSSTox): DTXSID00893010. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID00893010 PubChem: 16747781. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/16747781 EPA Chemical Data Reporting: 1332-29-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 1332-29-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 282590 for CAS 1332-29-2. Reporting year: 2024. https://usatrade.census.gov/