Oxygen
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$3M
Top SourceJapan 69%
The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.
Where It Comes From
Customs basis: HS 280440 · exact
Source Countries
Country of origin for US imports, from Census customs data (2023).
JP 69%JapanIT 12%ItalyCA 9%CanadaMX 6%MexicoSG 3%Singapore
- Philippines
- Netherlands
- Sri Lanka
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.
Grupo Mexico S Ab De C V · MX Mexico
Americas Mining
Messer North America
EPA-registered importers (4)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Glencore Plc · CH Switzerland
Berkshire Hathaway
Glencore
Savant Technologies
Why It Matters
Sectors
Metals & Mining
Downstream UsesNo data available
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
CAS7782-44-7
PubChem CID977
DTXSIDDTXSID2037681
FormulaO2
Mol. Weight31.999 g/mol
SMILESO=O
Data Sources
DTXSID20376812026-04-06
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
9772026-04-06
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/977/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON
Archive: data/sources/pubchem_properties/977.json
7782-44-72026-04-24
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv
CAS 7782-44-72026-04-07
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json