3,3',5,5'-Tetrabromobisphenol A
CAS 79-94-7
U.S. production volumes are classified as confidential business information.
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. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.
Where It Comes From
Customs basis: HS 290819 · basket
- 2023
- US production Confidential · Imports Confidential
- 2019
- US production Confidential · Imports Confidential
These shares come from HS customs code 290819, which covers 63 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.
- Ukraine
- Italy
- Canada
- Latvia
- Russia
Why It Matters
Industrial Uses
Used in 4 sectors as 2 functional roles.
- •Flame retardant in Plastics Material and Resin Manufacturing (0%)Processing—incorporation into formulation, mixture, or reaction product
- •Flame retardant in Plastics Product Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Adhesive Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Flame retardant in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
18 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| Angene Chemical | China → Hong Kong | $0.05 | 500 g | 98% |
| A2B Chem LLC | United States | $0.07 | 500 g | 98% |
| Fluorochem UK | United Kingdom | $0.08 | 500 g | 95% |
| AA BLOCKS | United States | $0.09 | 500 g | 98% |
| AK Scientific Specialized | United States | $0.12 | 1 kg | 95% |
| AK Scientific, Inc. | United States | $0.17 | 1 kg | 98% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 98% |
| Angene International Limited | United States | $0.36 | 500 g | 98% |
| Sigma-Aldrich (Rush Stock) | Germany | $1.11 | 100 g | 97% |
| Sigma-Aldrich | Germany | $1.11 | 100 g | 97% |
| AstaTech (2 weeks) | United States | $1.19 | 100 g | 95% |
| Labotest KG | Germany | $453.00 | 1000 mg | 90% |
| Key Organics Ltd. | United Kingdom | $2740.00 | 50 mg | 98% |
| Princeton BioMolecular Research (SC) | United States | $2900.00 | 100 mg | 90% |
| Vitas M Chemical Limited | Hong Kong | $3170.00 | 100 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
| ChemDiv, Inc. | United States | $5480.00 | 50 mg | 90% |
| TimTec, LLC (back-ordered) | United States | $32000.00 | 15 mg | 94% |
Chemical Identity
Data Sources
- EPA CompTox (DSSTox) · DTXSID1026081Retrieved 2026-04-06
- PubChem · compound 6618Retrieved 2026-04-06
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
3,3',5,5'-Tetrabromobisphenol A (CAS 79-94-7) https://chemicalindependence.com/chemical/79-94-7/ EPA CompTox (DSSTox): DTXSID1026081. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID1026081 PubChem: 6618. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/6618 EPA Chemical Data Reporting: 79-94-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 79-94-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290819 for CAS 79-94-7. Reporting year: 2024. https://usatrade.census.gov/