various naphthalene serial intermediates and organic chemicals 1,2,4-ACID1,2-DIAZOXY NAPHTHALENE-4-SULFONIC ACID1,5-DIHYDROXY NAPHTHALENE1,5-NAPHTHALENE DISULFONIC ACID 1,5-NAPHTHALENE DISULFONIC ACID SODIUM SALT(1,5-NDS)1,6-CLEVES ACID1,6-NAPHTHALENE DISULFONIC ACID SODIUM SALT(1,6-NDS)1,7-CLEVES ACID1,8-DIAMINO NAPHTHALENE1-ACETYL AMINO-7-NAPHTHOL1-AMINO-5-NAPHTHOL1-AMINO-6-NAPHTHOL1-AMINO-7- ...