2,4-bis(phenylsufone)phenol(DBSP)
2-methyl-4-methoxy Diphenylamine(MMD,DPA)
2-phenylamino-3-methyl-6-diethylaminofluorane(ODB-1)
3,3'-Dinitrodiphenylsulfone
3-Diethylaminophenol
3-trihydroxybenzene
4,4’-diaminostilbene-2,2’-disulfonic Acid(DSD Acid)
4,6-diaminoresorcinol Dihydrochloride
4-dibuthylamino-2-hydroxybenzophenone-2-carboxylic Acid(BBA)
4-diethylamino-2-hydroxybenzophenone-2'-carboxylic Acid(EBA)
Benzyl-2-naphthylether(BON)
Color Former Black (ODB-2)