Science & Technology

Federal Register Notice Announcing Public Meetings on Chemical Prioritization and Risk Evaluation Processes under the Amended TSCA

Pre-publication version of the Federal Register notice announcing public meetings on "Processes for Risk Evaluation and Chemical Prioritization for Risk Evaluation under the Amended Toxic Substances Control Act."

Manufacturer's Report Preliminary Assessment Information

Dioxins/Furans Report Form

Nonylphenol (NP) and Nonylphenol Ethoxylates (NPEs)

Nonylphenol (NP) and nonylphenol ethoxylates (NPEs) are produced in large volumes, with uses that lead to widespread release to the aquatic environment.

Risk Management for Alkylpyrrolidones

Fact sheet on Benzidine Dyes.

Technical Overview of Ecological Risk Assessment: Risk Characterization

Risk characterization is the final phase of the ecological risk assessment. It has two major components: risk estimation and risk description.

Section 4 User Guide – Primary Authorized Official

This document represents the user guide for the Office of Pollution Prevention and Toxics (OPPT) Section 4 application submission process.

Section 8(d) Health & Safety Data Reporting and Section 8(e) Notice Webinar

A webinar presentation demonstrating the TSCA Section 8(d) Health & Safety Data Reporting and Section 8(e) Notice Reporting tool for electronic submissions.

Section 4 User Guide – Primary Support

This document presents the user guide for the Office of Pollution Prevention and Toxics (OPPT) Section 4 application submission process. This document is the user guide for the Primary Support user of the Section 4 tool.

Section 8(d) Health Safety Data Reporting User Guide – Primary Authorized Official

This document presents the user guide for the Office of Pollution Prevention and Toxics (OPPT) Section 8(d) Health & Safety Data Reporting application submission process.

TSCA Work Plan Chemical Risk Assessment Trichloroethylene: Degreasing, Spot Cleaning and Arts & Crafts Uses

This risk assessment addresses trichloroethylene (TCE) as a degreaser, a spot-cleaner in dry cleaning and a spray-on protective coating.

Response to Comments for DCM Work Plan Risk Assessment

This document summarizes the public and external peer review comments that the EPA’s Office of Pollution Prevention and Toxics (OPPT) received for the draft work plan risk assessment for dichloromethane (DCM).

Summary of External Peer Review and Public Comments and Disposition for 1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8,-hexamethylcyclopenta[γ]-2-benzopyran (HHCB)

This document summarizes the public and external peer review comments that the EPA’s Office of Pollution Prevention and Toxics (OPPT) received for the draft work plan risk assessment for 1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylcyclopenta--2-benzopyran

TSCA Work Plan Chemical Risk Assessment HHCB 1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylcyclopenta-g-2- benzopyran

HHCB is one of the most widely used polycyclic musk fragrance ingredients in a range of consumer products including perfumes, cosmetics, shampoos, lotions, detergents, fabric softeners, and household cleaners.

TSCA Section 4, 8(d), and 8(a) Reporting Webinar

A webinar presentation demonstrating the TSCA Section 8(a), 8(d) and Section 4 Reporting tool for electronic notice submissions.

Antimony Trioxide (ATO) - Summary of External Peer Review and Public Comments and Disposition

This document summarizes the public and external peer review comments that the EPA’s Office of Pollution Prevention and Toxics (OPPT) received for the draft work plan risk assessment for Antimony Trioxide (ATO).

OPPT 1,3,4,6,7,8-Hexahydro-4,6,6,7 ,8,8-hexamethylcyclopenta- γ -2-benzopyran (HHCB) Risk Assessment - Draft Comments of Seven-Member Peer Review Panel

Comments on the draft risk assessment for 1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylcyclopenta-γ-2-benzopyran (HHCB).