... Bis-chloromethyl ether, CAS No 54 288 1 b-Naphthylamine, CAS No 915 98 Benzidine, CAS No 9 287 5 4-Aminodiphenyl, CAS No 92671 Ethyleneimine, CAS No 151564 10 b-Propiolactone, CAS No 575 78 11 2-Acetylaminofluorene, ... now 8. 2 IDENTIFYING HEALTH HAZARDS Health- related hazards must be identified (recognized), evaluated, and controlled to prevent occupational illnesses, which come from exposure to them Health- related ... bis-chloromethyl ether, b-naphthylamine, benzidine, or 4-aminodiphenyl and solid or liquid mixtures containing less than 1.0% by weight or volume of a-naphthylamine, 3,30 -dichlorobenzidine (and...