
| Products | Common Name | CAS No. |
| 1-(4-Sulphophenyl)-3-Carboxy-5-Pyrazolone | 1:4 SPCP | 118-47-8 |
| 1-(2:5 Dichloro-4-Sulphophenyl)-3-Carboxy-5-Pyrazolone | 2:5 DCSPCP | 7253-04-5 |
| 1-(4-Sulphophenyl)-3-Methyl-5-Pyrazolone | 1:4 SPMP | 89-36-1 |
| 1-(3-Sulphophenyl)-3-Methyl-5-Pyrazolone | 1:3 SPMP | 119-17-5 |
| 3-Methyl-5-Pyrazolone | MP | 108-26-9 |
| Para Tolyl -3-Methyl-5-Pyrazolone | PT-MP | 86-92-0 |
| 2:5 Dichloro 1-(4- Sulphophenyl)-3- Methyl 5- Pyrazolone | 2:5 DCSPMP | 84-57-1 |
| 1-Phenyl-3-Carbethoxy-5-Pyrazolone | PCEP | 89-33-8 |
| 1-(4 Sulpho-Phenyl)-3-Carbethoxy-5 Pyrazolone | P-SCEP | 6402-06-8 |
| 1-Phenyl-3-Carboxy-5 Pyrazolone | PCP | 119-18-6 |
| 4-Chloro 2-Amino Phenol | 4 CAP | 95-85-2 |
| 2-Amino-4,6-Dichloro Phenol | 6 Chloro 4 CAP | 527-62-8 |
| 2-Amino-8-Naphthol-3,6-Disulfonic Acid | 2R Acid (Sulpho Gamma Acid ) | 90-40-4 |
| 3 - Hydroxy Benzaldehyde | MHB | 100-83-4 |
| 1-Acetamido 8 Hydroxy 4:6 Naphthalene Di Sulfonic Acid | Acetyl European K Acid | ----- |
| 1-Acetamido-8-Naphthol-3,6-Disulfonic Acid | Acetyl H Acid | 134-34-9 |
| 1-Amino-(6 or 7)-Naphthalenesulfonic Acid | Mix Cleve’s acid | 51548-48-2 |
| 8-Amino-2-Naphthalenesulfonic Acid | 1,7-Cleve’s acid | 119-28-8 |
| 5-Amino-2-Naphthalenesulfonic Acid | 1,6-Cleve’s acid | 119-79-9 |
| 2-Methoxy-5-Methylaniline | Para Cresidine | 120-71-8 |
| Para Cresidine Ortho Sulphonic Acid | PCOSA | 6471-78-9 |
| Alpha Naphthylamine | ANA | 134-32-7 |
| Phenyl Alpha Naphthylamine | PANA | 90-30-2 |
| 1-Hydroxynaphthalene | Alpha Napthol | 90-15-3 |
| 1-Naphthylamine -4- Sulfonic Acid | Sodium Naphthionate | 130-13-2 |
| 1-Naphthol -4- Sulphonic Acid | N.W.Acid | 84-87-7 |
| 2-Naphthol-6-Sulfonic Acid (Free Acid) | Schaeffer's Acid | 93-01-6 |
| 2-Naphthol-6-Sulfonic Acid K Salt | Schaeffer's Acid K Salt | 833-66-9 |
| 2-Naphthol-6,8-Disulfonic Acid Potassium Salt | G-Salt | 842-18-2 |
| 2–Naphthol-3,6-Disulfonic Acid Sodium Salt | R-Salt | 135-51-3 |
| Sulphanilic Acid Technical | Sulphanilic Acid Technical | 121-57-3 |
| Ethyl Benzyl Aniline Sulphonic Acid | EBASA | 101-11-1 |
| Orthoformyl Benzene Sulphonic Acid(Sodium Salt) | OBSA | 1008-72-6 |
| 2-Methylquinoline | Quinaldine | 91-63-4 |
| 1,4-Dihydroxyanthraquinone | Quinizarine | 81-64-1 |
| Acid Red 87 | Eosin Y | 17372–87–1 |