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Chemical Name CAS Number Signal Word
Disodium 3-[[4-(acetylamino)phenyl]azo]-4-hydroxynaphthalene-2,7-disulphonate (EC: 227-495-8) 5858-61-7
Disodium 3-[(4-amino-5-methoxy-o-tolyl)azo]naphthalene-1,5-disulphonate (EC: 267-546-1) 67875-30-3
Disodium 3-[(4-aminophenyl)azo]-4,5-dihydroxynaphthalene-2,7-disulphonate (EC: 216-859-1) 1681-60-3
Disodium 3-[(5-chloro-2-phenoxyphenyl)azo]-4-hydroxy-5-[[(p-tolyl)sulphonyl]amino]naphthalene-2,7-disulphonate (EC: 229-129-2) 6416-66-6
Disodium 3,6-bis[(o-arsonophenyl)azo]-4,5-dihydroxynaphthalene-2,7-disulphonate (EC: 263-516-7) 62337-00-2 Danger
Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate (EC: 230-499-2) 7153-21-1 Warning
Disodium 3-amino-4-[[4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulphonate (EC: 219-389-5) 2429-80-3 Warning
Disodium 3-[[ethyl[4-[[4-[(3-sulphonatophenyl)azo]-1-naphthyl]azo]phenyl]amino]methyl]benzenesulphonate (EC: 274-403-7) 70210-06-9 Danger
Disodium [3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]-7-nitronaphthalene-1-sulphonato(3-)][1-[(2-hydroxy-4-nitrophenyl)azo]-2-naphtholato(2-)]chromate(2-) (EC: 274-489-6) Warning
Disodium [3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]-7-nitronaphthalene-1-sulphonato(3-)][1-[(2-hydroxy-5-nitrophenyl)azo]-2-naphtholato(2-)]chromate(2-) (EC: 279-140-1) 79371-81-6 Warning
Disodium [3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]naphthalene-1-sulphonato(3-)][1-[[2-hydroxy-5-[(2-methoxyphenyl)azo]phenyl]azo]-2-naphtholato(2-)]chromate(2-) (EC: 248-453-5) 12219-02-2 Warning
Disodium [3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]naphthalene-1-sulphonato(3-)][1-[(2-hydroxy-5-nitrophenyl)azo]-2-naphtholato(2-)]chromate(2-) (EC: 280-886-5) 83803-66-1 Warning
Disodium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate (EC: 227-497-9) 5858-81-1
Disodium 3-hydroxy-4-[(4-nitrophenyl)azo]naphthalene-2,7-disulphonate (EC: 230-443-7) 7143-21-7 Warning
Disodium 3-hydroxy-4-nitrosonaphthalene-2,7-disulphonate (EC: 208-369-1) 525-05-3 Warning
Disodium 3-hydroxynaphthalene-2,7-disulphonate (EC: 205-196-3) 135-51-3 Warning
Disodium 3-methyl-5-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]salicylate (EC: 229-028-3) 6406-37-7 Warning
Disodium 3-[(o-arsonophenyl)azo]-4,5-dihydroxynaphthalene-2,7-disulphonate (EC: 222-600-3) 520-10-5 Danger
Disodium 3(or 5)-[[4-[(7-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-1-naphthyl]azo]salicylate (EC: 252-305-5) 10330-04-8
Disodium 4-[1-methyl-2-[(1-oxooctadec-9-enyl)amino]ethyl] 2-sulphonatosuccinate (EC: 267-199-6) 67815-88-7 Danger
Disodium 4-[2-[(12-hydroxy-1-oxooctadec-9-enyl)amino]ethyl] 2-sulphonatosuccinate (EC: 267-617-7) 67893-42-9 Warning
Disodium 4-[2-[(1-oxooctadecadienyl)amino]ethyl] 2-sulphonatosuccinate (EC: 265-795-0) 65504-99-6
Disodium 4-[2-[(1-oxoundec-10-enyl)amino]ethyl] 2-sulphonatosuccinate (EC: 247-873-6) 26650-05-5 Danger
Disodium 4-[2-[2-[2-(dodecyloxy)ethoxy]ethoxy]ethyl] 2-sulphonatosuccinate (EC: 255-062-3) 40754-59-4 Danger
Disodium 4-[[2,4-dihydroxy-3-[(2-hydroxy-4-nitrophenyl)azo]-5-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate (EC: 300-390-5) 93939-98-1
Disodium 4-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-1-sulphonate (EC: 227-446-0) 5850-15-7 Warning
Disodium 4-[[2,4-dihydroxy-5-[(2-hydroxy-3,5-dinitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate (EC: 229-637-4) 6637-87-2
Disodium 4-[[2,4-dihydroxy-5-[(2-hydroxy-4-nitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate (EC: 300-391-0) 93939-99-2
Disodium 4-[[2,4-dihydroxy-5-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]phenyl]azo]benzenesulphonate (EC: 274-404-2) 70210-07-0 Warning
Disodium 4-[(2,4-dihydroxyphenyl)azo]-5-hydroxynaphthalene-2,7-disulphonate (EC: 264-346-6) 63589-22-0 Warning
Disodium 4-[(2,7-dihydro-3-methyl-2,7-dioxo-3H-dibenz[f,ij]isoquinolin-6-yl)amino]-benzene-1,3-disulphonate (EC: 220-035-7) 2611-80-5 Warning
Disodium 4-(2-ethylhexyl) 2-sulphonatosuccinate (EC: 306-315-2) 96954-01-7 Danger
Disodium 4-[[3,5-bis[(3-amino-4-nitrophenyl)azo]-2,4-dihydroxyphenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate (EC: 229-324-2) 6473-02-5
Disodium 4,4'-[1,3-phenylenebis[azo(4,6-diamino-3,1-phenylene)azo]]bis(benzenesulphonate) (EC: 228-375-8) 6252-62-6 Warning
Disodium 4,4'-[(1,4-diamino-9,10-dihydro-9,10-dioxo-2,3-anthrylene)bis(oxy)]bis[benzenesulphonate] (EC: 229-067-6) 6408-73-7
Disodium 4,4'-[(2,4-dihydroxy-1,3-phenylene)bis(azo)]bisnaphthalene-1-sulphonate (EC: 227-447-6) 5850-16-8 Warning
Disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate (EC: 224-924-0) 4553-89-3
Disodium 4,4'-[3-(pyridin-2-yl)-1,2,4-triazine-5,6-diyl]bis(benzenesulphonate) (EC: 248-797-6) 28048-33-1 Warning
Disodium 4,4'-[(4,6-diamino-1,3-phenylene)bis(azo)]bisnaphthalene-1-sulphonate (EC: 227-443-4) 5850-05-5
Disodium 4,4'-[(4,6-dihydroxy-1,3-phenylene)bis(azo)]bis(benzenesulphonate) (EC: 280-483-4) 83562-73-6
Disodium 4-[4-[[5-[(2-bromo-1-oxoallyl)amino]-2-sulphonatophenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-2,5-dichlorobenzenesulphonate (EC: 274-499-0) 12226-61-8 Danger
Disodium 4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4'-[(2-hydroxy-1-naphthyl)azo][1,1'-biphenyl]-2,2'-disulphonate (EC: 229-294-0) 6470-20-8
Disodium [4-[4,5-dihydro-4-[[2-hydroxy-5-[[2-(sulphooxy)ethyl]sulphonyl]phenyl]azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonato(4-)]cuprate(2-) (EC: 259-032-0) 54227-68-8
Disodium [4-[4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonato(3-)][1-[(2-hydroxy-5-nitrophenyl)azo]-2-naphtholato(2-)]chromate(2-) (EC: 283-610-1) 84682-46-2
Disodium 4,4'-[(9,10-dihydro-9,10-dioxo-1,4-anthrylene)bis[imino(3-methylpropane-1,3-diyl)]]bis(benzenesulphonate) (EC: 277-431-8) 73398-31-9
Disodium 4,4'-[(9,10-dihydro-9,10-dioxo-1,4-anthrylene)diimino]bis[3,5-diethyltoluene-2-sulphonate] (EC: 276-816-8) 72749-79-2
Disodium 4-[[4-(acetylmethylamino)-2-sulphonatophenyl]amino]-1-amino-9,10-dihydro-9,10-dioxoanthracene-2-sulphonate (EC: 276-409-5) 72152-54-6
Disodium 4,4'-bis(2-hydroxynaphthalen-1-ylazo)biphenyl-2,6'-disulphonate (EC: 233-439-3) 10169-02-5 Danger
Disodium 4,4'-bis[[4-[(2-hydroxypropyl)amino]-6-methoxy-1,3,5-triazin-2-yl]amino]stilbene-2,2'-disulphonate (EC: 243-566-6)
Disodium 4,4'-bis[(4,6-dianilino-1,3,5-triazin-2-yl)amino]stilbene-2,2'-disulphonate (EC: 205-117-2) 133-66-4