1,5-Naphthalenedisulfonicacid,3-[2-[4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-5-methoxy-2-methylphenyl]diazenyl]-,sodium salt (1:3)CAS NO.: 6227-20-9
1,3-Naphthalenedisulfonicacid,6,6'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[4-amino-5-hydroxy-,sodium salt (1:4)CAS NO.: 2610-05-1