https://www.canada.ca/en/environment-climate-change/services/canadian-environmental-protection-act-registry/significant-new-activity-provisions/summary-risk-assessment-benzenediol-hydroquinone.html
Summary of risk assessment: significant new activity notification 1,4-benzenediol, (hydroquinone) -...
1,4-Benzenediol, Chemical Abstracts Service Registry Number (CAS RN) 123 31 9 (hydroquinone), was identified during the categorization of the Domestic...
1 4 benzenediolrisk assessmentnew activity