Science & Technology

Questions for EPA Interpretive Guidance

This document provides guidance to assist the regulated community in complying with policies or regulations that EPA has issued under the Toxic Substances Control Act (TSCA).

Benzidine Dyes Action Plan

This Action Plan addresses the use of benzidine-based dyes and benzidine congener-based dyes, both metalized and non-metalized, in products that would result in consumer exposure, such as for use to color textiles.

For Your Information (FYI) User Guide–Primary Authorized Official

This document is the user guide for the Primary Authorized Official (AO) user of the FYI tool which is part of the Office of Pollution Prevention and Toxics (OPPT) ‘For Your Information (FYI)’ application submission process.

For Your Information (FYI) User Guide – Primary Support

This document is the user guide for the Primary Support user of the FYI tool which is part of the Office of Pollution Prevention and Toxics (OPPT) ‘For Your Information (FYI)’ application submission process.

Summary of External Peer Review and Public Comments and Disposition for Trichloroethylene (TCE)

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 trichloroethylene (TCE).

TSCA Work Plan Chemical Risk Assessment Methylene Chloride: Paint Stripping Use

This risk assessment addresses DCM, a volatile organic compound (VOC) that is used as a solvent in a wide range of industrial, commercial and consumer use applications, such as adhesives, paint stripping, pharmaceuticals, metal cleaning, chemical processin

AirToxScreen Technical Support Document

A technical overview of methods used for EPA's AirToxScreen

TSCA Work Plan Chemical Problem Formulation and Initial Assessment Cyclic Aliphatic Bromides Cluster Flame Retardants

EPA released a problem formulation for the Cyclic Aliphatic Bromides used as a flame retardant in extruded and expanded polystyrene foams (EPS/XPS), polystyrene (PS) products.

TSCA Work Plan Chemical Problem Formulation and Initial Assessment Chlorinated Phosphate Ester Cluster Flame Retardants

The goal of this problem formulation was to identify scenarios where further risk analysis may be necessary.

Supplemental File 1 Tetrabromobisphenol A (TBBPA, CASRN: 79-94-7) Biomonitoring

Supplemental File 1: Human Biomonitoring Data to the Problem Formulation and Initial Assessment.

TSCA Work Plan Chemical Technical Supplement – Physicochemical Properties and Environmental Fate of the Brominated Phthalates Cluster (BPC) Chemicals

TSCA Work Plan Chemical Technical Supplement – Physicochemical Properties and Environmental Fate of the Brominated Phthalates Cluster (BPC) Chemicals -- Brominated Phthalates Cluster Flame Retardants.

TSCA Work Plan Chemical Technical Supplement - Use and Exposure of the Brominated Phthalates Cluster (BPC) Chemicals

TSCA Work Plan Chemical Technical Supplement - Use and Exposure of the Brominated Phthalates Cluster (BPC) Chemicals - Brominated Phthalates Cluster Flame Retardants.

Supplemental File 3 Tetrabromobisphenol A (TBBPA, CASRN: 79-94-7) Residential Monitoring

Supplemental File 3: Residential Monitoring Data for the Problem Formulation and Initial Assessment.

Supplemental File 2 Tetrabromobisphenol A (TBBPA, CASRN: 79-94-7) Environmental Monitoring

Supplemental File 2: Environmental and Wildlife Monitoring Data for the Problem Formulation and Initial Assessment.

Supplemental File 4 Tetrabromobisphenol A (TBBPA, CASRN: 79-94-7) Cancer Assessment Review Committee Report

Supplemental File 4: Cancer Assessment Review Committee Report for the Problem Formulation and Initial Assessment.

TSCA Work Plan Chemical Problem Formulation and Data Needs Assessment Brominated Phthalates Cluster Flame Retardants

The data needs assessment document identified the Brominated Phthalates Cluster Flame Retardants and concluded that they may present an unreasonable risk in certain scenarios.

Peer Review Plan for OPPT Work Plan Risk Assessment of 1 - Bromopropane (“1 - BP”)

This document outlines the peer review plan for a risk assessment which addresses occupational uses of 1-BP in dry-cleaning and foam gluing operations, consumer uses in aerosol solvent cleaners and spray adhesives, and its effects on human health.

TSCA Work Plan Chemical Technical Supplement - Hazard Assessment of the Brominated Phthalates Cluster (BPC) Chemicals

TSCA Work Plan Chemical Technical Supplement - Use and Exposure of the Brominated Phthalates Cluster (BPC) Chemicals - Brominated Phthalates Cluster Flame Retardants.

EPA Response to TSCA Section 21 Petition

This document provides the reasons for EPA’s denial of a petition it received under section 21 of the Toxic Substances Control Act (TSCA).

Public Meeting Presentation: Prioritization Procedural Rule, August 10, 2016

The Powerpoint presentation of the August 10, 2016 Public Meeting: Prioritization Procedural Rule.