Hangzhou Dingsheng Chemical Co ., Ltd.

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;4,4-Diamino Benzsulphoamide;Bis-(4-aminophenyl)-sulfonamide;4-[(4-aminophenyl)amino]benzenesulfonamide;4-amino-N-(4-aminophenyl)benzenesulfonamide;DASA;4,4-DIAMINOBENZENE SULPHAN... >>>

;[1,1'-Biphenyl]-2,2'-disulfonic acid, 4,4'-diamino-;4,4'-Diaminobiphenyl-2,2'-disulfonic acid;4,4'-diaminobiphenyl-2,2'-disulfonate;BDSA;2,2'-Benzidinedisulfonic Acid;... >>>

;4,4-diaminodiphenylamine-2-sulfonic acid;4.4-diaminediphenylamine-2-sulfonic acid;5-amino-2-[(4-aminophenyl)amino]benzenesulfonic acid;4,4'-Diamino diphenylamine-2-sulfonic acid;... >>>

;3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid;2-amino-6-nitrophenol-4-sulfonic acid;6-Nitro-2-Aminophenol-4-Sulfonic Acid;6NAPSA;2-Amino-6-Nitro-1-Phenol-4-Sulfonic Acid;... >>>