Also Called: 2,4-Dichloro-1-nitrobenzene;1,3-dichloro-4-nitrobenzene;1,3-Dichlor-4-nitrobenzol;Benzene, 2,4-dichloro-1-nitro-;2,4-dichloronitrobenzene;2,4-DCNB;2,4-二氯-1-硝基苯;二・四ージクロロー一ーニトロベンゼン;BENZENE, 1,3-DICHLORO-4-NITRO-;2,4-dichloor-1-nitrobenzeen;2,4-Dichloro-1-nitrobenzene and its preparations;二・四-ジクロロ-一-ニトロベンゼン