http://www.inrs.fr/accueil/produits/bdd/doc/fichetox.html?refINRS=FT%20224 France French chlorobenzenes chlorobenzenes chlorobenzenes chlorobenzenes chlorobenzenes occupational exposure occupational diseases reference values 4-dichlorobenzene guidelines toxicological data sheet
--- https://www.hc-sc.gc.ca/ewh-semt/pubs/contaminants/psl1-lsp1/1_4_dichlorobenzene/index_f.html 2007 Canada French chlorobenzenes 4-dichlorobenzene scientific and technical information