Draft Data Quality for Phthalic Anhydride Animal Toxicology Studies
Summary
EPA's Office of Chemical Safety and Pollution Prevention (OCSPP) has released for public comment a draft document evaluating the quality of animal toxicology studies for phthalic anhydride. The document establishes data quality criteria for assessing scientific validity of existing toxicological evidence. Public comments are being accepted through the regulations.gov portal.
What changed
EPA has released a draft data quality assessment for animal toxicology studies on phthalic Anhydride, a high production volume chemical used in plastics, resins, dyes, and insecticides. The document evaluates the scientific quality and reliability of existing toxicological evidence to support chemical safety assessments under TSCA.
Chemical manufacturers, importers, and downstream users of phthalic anhydride should review the draft assessment and consider submitting comments on data quality conclusions. The document may inform future regulatory decisions regarding exposure limits or testing requirements for this chemical substance.
What to do next
- Submit public comments via regulations.gov
- Review draft data quality criteria for phthalic anhydride studies
- Monitor for updates to draft assessment
Archived snapshot
Apr 14, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
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