Neon
CAS 7440-01-9
This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.
Why supply is unknownProduction is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.
Where It Comes From
Customs basis: HS 280429 · narrow
These shares come from HS customs code 280429, which covers 4 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.
- Taiwan
- Mexico
- Poland
- Russia
- United Kingdom
- Japan
- United Arab Emirates
- India
- Vietnam
- Austria
- Hong Kong
- Netherlands
Why It Matters
Chemical Identity
Data Sources
- PubChem · compound 23935Retrieved 2026-04-07
- EPA TSCA InventoryRetrieved 2026-04-24
- FDA National Drug Code directoryRetrieved 2026-04-07
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
Neon (CAS 7440-01-9) https://chemicalindependence.com/chemical/7440-01-9/ PubChem: 23935. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/23935 EPA TSCA Inventory: CAS 7440-01-9. Retrieved 2026-04-24. https://www.epa.gov/tsca-inventory FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 280429 for CAS 7440-01-9. Reporting year: 2024. https://usatrade.census.gov/