Deuterium

CAS 7782-39-0

U.S. production volumes are classified as confidential business information.

H₂4.0 g/mol

no molecular structure to draw

US productionCBI

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

Import value, 2024$141M

Top sourceCanada 27%

At least one company claimed its 2019 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: 2019. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 284590 · basket

EPA reports by year

2019: US production Confidential · Imports Confidential

These shares come from HS customs code 284590, which covers 10 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%CanadaNL 12%NetherlandsIN 12%IndiaRU 12%RussiaCH 9%Switzerland

South Korea
Austria
Sweden
New Zealand
Hong Kong
Turkey
Poland
Belgium
Czech Republic
Norway
Taiwan
Bulgaria

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.

Linde

Why It Matters

Sectors

Electronics

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

Chemical Identity

CAS7782-39-0

PubChem CID24523

DTXSIDDTXSID2064810

FormulaH2

Mol. Weight4.0282035557 g/mol

SMILES[HH]

Data Sources

EPA CompTox (DSSTox) · DTXSID2064810Retrieved 2026-04-06
PubChem · compound 24523Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Deuterium (CAS 7782-39-0) https://chemicalindependence.com/chemical/7782-39-0/ EPA CompTox (DSSTox): DTXSID2064810. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2064810 PubChem: 24523. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/24523 EPA Chemical Data Reporting: 7782-39-0. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 7782-39-0. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 284590 for CAS 7782-39-0. Reporting year: 2024. https://usatrade.census.gov/