| intermediates for dyestuff and pigment |
| H-Acid (1-Amino-8-naphthol-3,6-disulfonic acid) |
| Bon acid |
| J-acid (6-Amino-1-naphthol-3-sulfonic acid) |
| Acetyl J-acid |
| K-Acid (2-Naphthylamine-3,6,8-trisulfonic acid) |
| Sulfotobias acid (2-Naphthylamine-1,5-disulfonic acid) |
| gamma-Acid (7-Amino-1-naphthol-3-sulfonic acid) |
| Orthanlilic acid |
| Metanilic acid |
| Sulfanic acid |
| p-Base (1-Aminobenzene-4-(beta-hydroxyethyl)-sulfone estersulfuric acid) |
| 4,4'-Diaminodiphenyl-2,2'-disulfonic acid |
| 4,4'-Diaminostilbene-2,2'-disulfonic acid |
| 1,3-Phenlenediamine-4-sulfonic acid |
| 1-(4'-sulfophenyl)-3-carboxy-5-pyrazolone |
| 1-(4'-sulfophenyl)-3-methyl-5-pyrazolone |
| 1-(2',5'-dichloro-4'-sulfophenyl)-3-methyl-5-pyrazolone |
| 3-Cabamoyl-4-methyl-6-hydroxy-N-ethyl-pyridone |
| 1-Phenyl-3-methyl-5-pyrazolone |
| 6-Acetylamino-2-aminophenol-4-sulfonic acid |
| 2-Amino-4-sulfobenzoic acid |
| Aniline-2,5-disulfonic acid |
| p-Nnitroaniline-o-sulfonic acid |
| 4-Nitro-2-aminophenol |
| para toluene sulfonyl chloride |
| m-Base |
| Vinylsulfone 2,5-dimethoxyaniline base |
| Vinylsulfone p-cresidine base |
| o-Aminobenzoic acid (Anthranilic acid) |
| 4B-Acid |
| 2B-Acid |
| 1,3-Phenylenediamine-4,6-disulfonic acid |
| Tobias acid (2-Naphthylamine-1-sulfonic acid) |
| 3-Amino-4-methoxyacetanilide |
| o-Phenylenediamine |
| p-Phenylenediamine |
| C-Acid (2-Naphtylamine-4,8-disulfonic acid) |
| o-Toludine |
| FC Acid (4,4'-Diaminodiphenylamine-2-sulfonic acid) |
| Benzaldehyde |
| Taurine |
| β-Naphthol |
| Mesltylene acid (2,6-Diamino-1,3,5-trimethylbenzene-4-sulfonic acid) |
| α-Naphthyl Amine |
| Bromamine acid |
| 2-Naphthylamine-4,6,8-trisulfonic acid |
| N-Methylaniline |
| Cyanuric chloride |
| Sodium nitrite |
| Sodium cyanate |
| Cupric sulfate, pentahydrate |
| Cuprous chloride |
| Chromium (III) sulfate |
