4,5-DICHLORO-1,2-PHENYLENEDIAMINE1,2-二氨基-4,5-二氯苯4,5-二氯-1,2-苯二胺4,5-Dichloro-1,2-phenylenediamine1,2-Diamino-4,5-dichlorobenzene4,5-二氯邻苯二胺4,5-Dichloro-o-phenylenediamine4,5-dichlorobenzene-1,2-diamine4,5-Dichloro-o-phenylenediamine4,5-Dichloro-o-phenylenediamine4,5-Dichloro-phenylenediamine4,5-Dichloro-1,2-benzenediamine4,5-Dichlorobenzene-1,2-diamine 98%4,5-Dichlorophenylene-1,2-diamineNSC 15774,5-Dichloro-1,2-diaminobenzene4,5-DICHLORO-o-PHENYLENE-DIAMINE