Copper
CAS 7440-50-8
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.
Top sourceNo public record
At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.
Why supply is unknownProduction is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023.
Where It Comes From
EPA reports by year
- 2023
- US production Confidential · Imports Confidential
- 2019
- US production Confidential · Imports Confidential
EPA-registered manufacturers (46)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Barrick Gold · CA Canada
Basf Se · DE Germany
Groupo Mexico S A B De C V · MX Mexico
Grupo Mexico S A B Be C V · MX Mexico
Hindalco Industries · IN India
Show all 46
Kghm Polska Mied S A · PL Poland
Rio Tinto Plc · GB United Kingdom
Wieland-Werke Aktiengesellschaft · DE Germany
Agmet
American Chemet
Americas Mining
Ames Goldsmith
Amphenol
Arconic Us
Barrick Nevada Holding
Basf
Befesa Holding Us
Bekaert
Cannon Muskegon
Colt Refining
Constellium
Ecobat
Freeport-Mcmoran
Freeport-Mcmoran Miami
Libertas Copper
Linde
Luvata Fabrication North America
Materion
Metal Management Midwest, Inc. (Dba Sims Precious Metals)
North American Hoganas High Al
Novelis
Origin Mining
P Kay Metal-Lewiston
Pinto Valley Mining
Real Alloy Holding
Real Alloy Recycling
Rio Tinto America
Rio Tinto America Holdings
Robinson Holdings
Samsung Austin Semiconductor
Southern Graphic Systems
Stillwater Mining
Tennessee Aluminum Processors
Trafigura Trading
Univertical
Wieland North America
Domestic parents -- activity not disclosed (16)
EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.
Abington Reldan Metals
Cirba Solutions
Eaton
Eaton Intelligent Power
Elg Metals
Show all 16
Eos North America
Federal Cartridge Company Dba Hevi-Shot
Florence Copper
Fujimi
J.W. Harris
Jupiter Aluminum
Pnw Metal Recycling
Southwire
Steel Dynamics
Wabtec
Wieland Copper Products
EPA-registered importers (54)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Andritz Ag · AT Austria
Basf Se · DE Germany
Eaton Corp Plc · IE Ireland
Glencore Plc · CH Switzerland
Green Metals Canada · CA Canada
Show all 54
Hindalco Industries · IN India
Jfe Steel · JP Japan
Marubeni · JP Japan
Mercedes-Benz Group Ag · DE Germany
Resonac Holdings · JP Japan
Toyota Tsusho · JP Japan
Uacj · JP Japan
Wieland-Werke Aktiengesellschaft · DE Germany
Alcoa
Andritz
Calbag Metals
Cleveland Cliffs Burns Harbor
Cleveland-Cliffs
Commercial Metals
Continental Automotive Systems
Dow Chemical
Eckart America
Essex Furukawa Magnet Wire Mexi
Essex Furukawa Magnet Wire Usa
Glencore
Hma
Johnson Matthey
Kaiser Aluminum
Koch Industries
Kymera International
Luvata Fabrication Na
Manitoba
Marubeni America
Mercedes-Benz Vans
Mitsubishi Corporation (Americas)
Nucor
Omnisource
Radius Recycling
Resonac America
Sabin Metal
Shine Bros
Superior Essex
Tenneco Brake
Tesla
The Lincoln Electric
Tms International
Tokyo Zairyo (Usa)
Tosoh America
Totall Metal Recycling
Toyota Tsusho America
Tri-Arrows Aluminum
United Stars
Wieland Recycling N.A.
Wieland Rolled Products North America Buffalo
Why It Matters
Sectors
FoodEnergyWaterElectronicsTransportationConstructionMetals & MiningPlastics & RubberTextilesConsumer ProductsPaints & CoatingsCore 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
Used in 25 sectors as 16 functional roles.
- •Intermediate in Other (100%)Processing—incorporation into article
- •Alloys in Fabricated Metal Product Manufacturing (100%)Processing—incorporation into article
- •Intermediate in Primary Metal Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Alloys in Machinery ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Alloys in Wholesale and Retail Trade (100%)Processing—repackaging
- •Pigment in Plastics Product Manufacturing (6%)Processing—incorporation into formulation, mixture, or reaction product
- •Lubricating agent in Petroleum Lubricating Oil and Grease Manufacturing (17%)Processing—incorporation into formulation, mixture, or reaction product
- •Pigment in Services (17%)Processing—incorporation into formulation, mixture, or reaction product
- •Pigment in Transportation Equipment Manufacturing (12%)Processing—incorporation into formulation, mixture, or reaction product
- •Pigment in Paint and Coating Manufacturing (24%)Processing—incorporation into formulation, mixture, or reaction product
- •Pigment in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (6%)Processing—incorporation into formulation, mixture, or reaction product
- •Surface modifier in Paint and Coating Manufacturing (17%)Processing—incorporation into formulation, mixture, or reaction product
- •Semiconductor and photovoltaic agent in Electrical Equipment, Appliance, and Component Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Abrasives in Miscellaneous ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Alloys in Construction (10%)Processing—incorporation into article
- •Alloys in Transportation Equipment Manufacturing (1%)Processing—incorporation into article
- •Alloys in Computer and Electronic Product Manufacturing (1%)Processing—incorporation into article
- •Alloys in Electrical Equipment, Appliance, and Component Manufacturing (40%)Processing—incorporation into article
- •Alloys in Miscellaneous Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Alloys in Primary Metal Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Magnetic element in Fabricated Metal Product Manufacturing (100%)Processing—incorporation into article
- •Drier in Computer and Electronic Product Manufacturing (100%)Processing as a reactant
- •Plating agent in Textiles, apparel, and leather manufacturing (100%)Processing—incorporation into article
- •Plating agent in All Other Basic Inorganic Chemical Manufacturing (0%)Processing—incorporation into article
- •Conductive agent in Synthetic Rubber Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Mining (except Oil and Gas) and support activities (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Filler in Machinery ManufacturingUse—non-incorporative activities
- •Abrasives in Computer and Electronic Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Alloys in OtherProcessing—incorporation into article
- •Alloys in Not Known or Reasonably AscertainableNot Known or Reasonably Ascertainable
- •Plating agent in All Other Chemical Product and Preparation Manufacturing (10%)Processing—repackaging
- •Conductive agent in Electrical Equipment, Appliance, and Component Manufacturing (35%)Processing—incorporation into article
- •Plating agent in Computer and Electronic Product Manufacturing (1%)Processing—incorporation into article
- •Catalyst in Industrial Gas Manufacturing (16%)Use—non-incorporative activities
- •Catalyst in Petroleum Refineries (6%)Use—non-incorporative activities
- •Catalyst in All Other Chemical Product and Preparation Manufacturing (78%)Use—non-incorporative activities
- •Catalyst in Food, beverage, and tobacco product manufacturing (0%)Use—non-incorporative activities
- •Binder in Transportation Equipment Manufacturing (100%)Processing—incorporation into article
- •Intermediate in Wholesale and Retail Trade (41%)Processing—repackaging
- •Intermediate in Fabricated Metal Product Manufacturing (3%)Processing—incorporation into article
- •Catalyst in All Other Basic Inorganic Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Abrasives in Oil and Gas Drilling, Extraction, and Support activities (10%)Processing—incorporation into formulation, mixture, or reaction product
- •Filler in Transportation Equipment Manufacturing (100%)Use—non-incorporative activities
- •Conductive agent in ServicesProcessing—repackaging
- •Conductive agent in Paint and Coating Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product
- •Heat transferring agent in Transportation Equipment Manufacturing (100%)Processing—incorporation into article
- •Corrosion inhibitor in Primary Metal Manufacturing (1%)Processing—incorporation into article
- •Corrosion inhibitor in Fabricated Metal Product Manufacturing (1%)Processing—incorporation into article
Chemical Identity
CAS7440-50-8
PubChem CID23978
DTXSIDDTXSID2023985
FormulaCu
Mol. Weight63.55 g/mol
SMILES[Cu]
Data Sources
- EPA CompTox (DSSTox) · DTXSID2023985Retrieved 2026-04-06
- PubChem · compound 23978Retrieved 2026-04-06
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- FDA National Drug Code directoryRetrieved 2026-04-07
Brief citations
Copper (CAS 7440-50-8) https://chemicalindependence.com/chemical/7440-50-8/ EPA CompTox (DSSTox): DTXSID2023985. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2023985 PubChem: 23978. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/23978 EPA Chemical Data Reporting: 7440-50-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting FDA National Drug Code directory: CAS 7440-50-8. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/