... 5-NAPHTHALENE DISULFONIC ACID 1,5-NAPHTHALENE DISULFONIC ACID SODIUM SALT(1 ... CLEVES ACID1,6-NAPHTHALENE DISULFONIC ACID SODIUM SALT(1,6- ... -NAPHTHOL1-NAPHTHOL-5-SULFONIC ACID (L ACID)1-NAPHTHOL-8-SULFONIC ACID1 ... 3- ACID2,6-NAPHTHALENE DISULFONIC ACID SODIUM SALT(2,6-NDS ... DIHYDROXY NAPHTHALENE2,7-NAPHTHALENE DISULFONIC ACID SODIUM SALT(2,7-NDS ... 4-SULFONIC ACID(NITRODIAZO)C ACIDG SALTH ACIDJ ACIDJ ACID UREAK ...