Skip to Main Navigation
Skip to Page Content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Nomination Summary for Polybrominated diphenyl ethers (N20010)

Nominated Substances: 2,2',4,4',5,5'-Hexabromodiphenyl ether (PBDE 153), Octabromodiphenyl ether, 2,2',4,4',5-Pentabromodiphenyl Ether, Pentabromodiphenyl Ether Mixture [DE-71 (Technical Grade)], 2,2',4,4'-Tetrabromodiphenyl Ether

Nomination Date: 12/08/1999

Nominator: California EPA

Rationale: High production volume flame retardants; widespread human exposure occupationally and as environmental contaminants; persistent and bioaccumulative; evidence for toxicity but significant knowledge gaps remain

NTP Principles: 1, 2, 5

Agents and Status

The following information relates to the specific agent and may include history from earlier or later nominations for this same agent.

Back to Top

CASRN: 68631-49-2

Agent Name: 2,2',4,4',5,5'-Hexabromodiphenyl ether (PBDE 153)

Back to Top

CASRN: 32536-52-0

Agent Name: Octabromodiphenyl ether

Back to Top

CASRN: 60348-60-9

Agent Name: 2,2',4,4',5-Pentabromodiphenyl Ether

Back to Top

CASRN: 32534-81-9

Agent Name: Pentabromodiphenyl Ether Mixture [DE-71 (Technical Grade)]

Back to Top

CASRN: 5436-43-1

Agent Name: 2,2',4,4'-Tetrabromodiphenyl Ether