6PPD and 6PPD-quinone Webinar Archive
This webinar, presented on December 17, 2025, focuses on 6PPD and 6PPD-quinone. 6PPD-quinone (6PPD-q) is a contaminant of emerging concern and is a transformation product of the tire anti-degradant, 6PPD. This webinar, featuring presenters from the Interstate Technology & Regulatory Council (ITRC) 6PPD team, provides an overview of the science surrounding 6PPD and 6PPD-q.