146206-05-5 | 2,7-Naphthalenedisulfonic acid, 4-4-6-4-(benzoylamino)phenylamino-1-hydroxy-3-sulfo-2-naphthalenylazo-5-methoxy-2-methylphenylazo-5-hydroxy-, lithium sodium salt | 2,7-Naphthalenedisulfonic acid, 4-4-6-4-(benzoylamino)phenylamino-1-hydroxy-3-sulfo-2-naphthalenylazo-5-methoxy-2-methylphenylazo-5-hydroxy-, lithium sodium salt |