IARC designation for substances classified as “possibly carcinogenic to humans” on the basis of limited evidence of carcinogenicity in humans and less than sufficient evidence of carcinogenicity in experimental animals (Group 2B).

Selected Key Regulation

OHSR 5.57 (Designated Substances) - Replace, if practicable, with another substance that reduces the risk to workers and implement an EXPOSURE CONTROL PLAN, as described in OHSR 5.54, to maintain worker exposure as low as reasonably achievable below the applicable B.C. exposure limit.


IARC; WorkSafeBC Guidelines G5.57 (Designated Substances)