ALPHAMINE RED R BASE;Alphamine Red R Base >3,6-DISULFO-2-NAPHTHYLAZO-N-PHENYL-1-NAPHTHYLAMINE;3-(4-Anilino-1-naphtylazo)-2,7-naphthalenedisulfonic acid;3-(4-ANILINO-1-NAPHTHYLAZO)-2,7-NAPHTHALENEDISULFONIC ACID;(E)-3-((4-(phenylamino)naphthalen-1-yl)diazenyl)naphthalene-2,7-disulfonic acid;2,7-Naphthalenedisulfonic acid, 3-[2-[4-(phenylamino)-1-naphthalenyl]diazenyl]-