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