83399-86-4 2-[[4-[(4-amino-5-sulpho-1-naphthyl)azo]-7-sulpho-1-naphthyl]azo]benzene-1,4-disulphonic acid, lithium sodium salt
83399-89-7 7-[(5-chloro-2,6-difluoro-4-pyrimidinyl)amino]-2-[4-[(hexahydro-2,4,6-trioxo-5-pyrimidinyl)azo]-3-sulphophenyl]-2H-naphtho[1,2-d]triazole-5,9-disulphonic acid, sodium salt