AGENTS CLASSIFIED BY THE IARC MONOGRAPHS, VOLUMES 1–118

Group 1 Carcinogenic to humans 120 agents*
Group 2A Probably carcinogenic to humans   81*
Group 2B         Possibly carcinogenic to humans 294*
Group 3 Not classifiable as to its carcinogenicity to humans             505*
Group 4 Probably not carcinogenic to humans     1*

*last updated 5/1/2017

For more information, click here to go to the IARC Monographs website (opens in new window)