Opportunity

Federal Register #EPAHQOPPT20180444 and EPAHQOPPT20180446

EPA Requests Public Comment on Draft Risk Evaluations for o-Dichlorobenzene and p-Dichlorobenzene under TSCA

Buyer

Environmental Protection Agency

Posted

August 10, 2026

Respond By

October 09, 2026

Identifier

EPAHQOPPT20180444 and EPAHQOPPT20180446

This opportunity is a regulatory request for public comment from the Environmental Protection Agency (EPA), Office of Pollution Prevention and Toxics, regarding draft risk evaluations for two chemicals under the Toxic Substances Control Act (TSCA): - Government Buyer: - Environmental Protection Agency (EPA) - Office of Pollution Prevention and Toxics - Products/Services Referenced: - o-dichlorobenzene (CASRN 95-50-1) - p-dichlorobenzene (CASRN 106-46-7) - No OEMs or commercial vendors are mentioned, as this is not a procurement or award - No purchase quantities, part numbers, or product/service line items are specified - Unique Requirements: - EPA is seeking detailed technical feedback from stakeholders on the draft risk evaluations - Input is requested on exposure scenarios, risk assessment methodologies, and use cases for the chemicals - The evaluations focus on determining whether these chemicals pose unreasonable risks to health or the environment - Stakeholder comments are especially sought regarding risks to susceptible subpopulations, exposure controls, and technical aspects of the risk evaluation process - This is a regulatory information request, not a solicitation for goods or services

Description

The Environmental Protection Agency (EPA) is announcing the availability of and seeking public comment on the draft risk evaluations under the Toxic Substances Control Act (TSCA) for o-dichlorobenzene and p-dichlorobenzene. These evaluations aim to determine whether these chemical substances pose an unreasonable risk to health or the environment under their conditions of use. The EPA is requesting public comments on these draft evaluations by October 9, 2026. The evaluations consider risks to potentially exposed or susceptible subpopulations without regard to costs or non-risk factors.

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