... or volumeof a-naphthylamine, 3,30 -dichlorobenzidine (and its salts), ethyleneimine, b-propiolac-tone, 2-acetylaminofluorene, 4-dimethylaminoazo-benzene, or N-nitrosodimethyl-amine.The speci ... vermin(birds, rats, mice, etc.), and bacterial contaminants (sanitation and house-keeping items such as potable water, removal of industrial waste and sewage, food handling, and personal cleanliness ... 919415. Bis-chloromethyl ether, CAS No. 542881 6. b-Naphthylamine, CAS No. 915987. Benzidine, CAS No. 928758. 4-Aminodiphenyl, CAS No. 9 267 19. Ethyleneimine, CAS No. 151 564 10. b-Propiolactone,...