1,5-Naphthalenedisulfonic acid, 3-((4-amino-5-methoxy-2-methylphenyl)azo)-, lithium sodium salt 3-((4-Amino-5-methoxy-2-methylphenyl)azo)-1,5-naphthalenedisulfonicacid, sodium, lithium salt 3-((4-Amino-5-methoxy-o-tolyl)azo)naphthalene-1,5-disulphonic acid, lithium sodium salt 75198-80-0 EINECS 278-100-0