DIRECT BROWN 74

1-Naphthylamine-7-sulfonic acid 살리실산 페놀 벤지딘 5- 아미노 나프탈렌 -2- 설 폰산 4,8-디아미노-2,6-나프탈렌디술폰산

Direct Brown 7 C.I. Direct brown 75 6-Amino-3-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulfophenyl)azo]phenyl]azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxy-2-naphthalenesulfonic acid disodium salt Direct Brown 69 Direct Brown 73 C.I. Direct Brown 67 Direct Brown 78 Direct Brown 70 4,4'-[(2-Methyl-5-sodiosulfo-1,3-phenylene)bis[azo(4,6-diamino-3,1-phenylene)azo]]bis[naphthalene-1-sulfonic acid sodium] salt