Nonrulemaking

1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8- hexamethylcyclopenta [y]-2-benzopyran (HHCB); TSCA Review

🏛 Environmental Protection Agency (EPA)EPA-HQ-OPPT-2018-0430

Chemical & Toxic Substances Household Chemical Safety

Documents

5

Total comments

12

all analyzed

Comment status

Closed

Last activity

—

In this docket

Documents

Rules, notices, and supporting material — the primary rule pinned first.

All 5 Supporting & Related Material 4 Notice 1

📄 Primary document

Supporting & Related MaterialAug 7, 2026

IFF Email Discussion - 6.17.25

Supporting & Related Material· Jul 10, 2026
Error Correction Memorandum June 2026→
Supporting & Related Material· Jul 10, 2026
Supplemental Information on ADME-B Modeling for (HHCB) - Cover Letter→
Supporting & Related Material· Jul 9, 2026
Draft Fish ADME-B Modeling - P95 POTW Release for HHCB - corrected→
Notice· Apr 14, 2026
1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-Hexamethylcyclopenta [g]-2-Benzopyran (HHCB) and Phthalic Anhydride Draft Risk Evaluations Under the Toxic Substances Control Act (TSCA); Notice of Availability and Request for Comment→
Closed on Jun 16, 2026💬 12