Nitrogen tetroxide
Used in 3 industrial sectors tracked by the EPA.
US Production36.6K lbs
Import Value$75M
Import Volume55.5K lbs
Import Dependency60%
Top SourceChina 30%
Where It Comes From
Customs basis: HS 281129 · basket
These shares come from HS customs code 281129, which covers 8 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.
Source Countries
Country of origin for US imports, from Census customs data (2023).
CN 30%ChinaAT 23%AustriaPL 9%PolandCA 8%CanadaCZ 8%Czech Republic
- Italy
- Romania
- Malaysia
- India
- Netherlands
- Ukraine
- Denmark
- Singapore
- Switzerland
- Morocco
- United Kingdom
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.
Cf Industries Holdings
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 Inc.(Formerly Praxair Inc.)
Why It Matters
Sectors
HealthMetals & MiningTextiles
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
Industrial Uses
Used in 3 sectors as 2 functional roles.
- •Oxidizing agent in Other (100%)Processing as a reactant
- •Oxidizing agent in Pharmaceutical and Medicine Manufacturing (90%)Processing as a reactant
- •Sealant (barrier) in Textiles, apparel, and leather manufacturing (10%)Processing as a reactant
Chemical Identity
CAS10544-72-6
PubChem CID25352
DTXSIDDTXSID00893116
FormulaN2O4
Mol. Weight92.011 g/mol
SMILES[N+](=O)([N+](=O)[O-])[O-]
Data Sources
DTXSID008931162026-04-06
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
253522026-04-06
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/25352/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON
Archive: data/sources/pubchem_properties/25352.json
10544-72-62026-04-24
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv
CAS 10544-72-62026-04-25
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr_industrial.csv