| 4-NADPSA |
| Chemical Name :: Nitro 4Amino diphenylamine 2Sulphonic Acid |
Structure

|
| Cas No. :: 91-29-2 |
| Mol Wt. :: 309.5 |
| Mol. Formula :: C12H11N3O5S |
| F.C. Acid |
| Chemical Name :: 4,4 Diamino diphenyl 2 Sulphonic Acid |
Structure

|
| Cas No. :: 119-70-0 |
| Mol Wt. :: 279 |
| Mol. Formula :: C12H13N3O3S |
| ONCBSA |
| Chemical Name :: Ortho Nitro Chloro Benzene Para Sulphonic Acidt |
Structure

|
| Cas No. :: 121-18-6 |
| Mol Wt. :: 237.6 |
| Mol. Formula :: C6H4CLNO5S |
| 6NAPSA |
| Chemical Name :: 6Nitro 2Nitro Phenol 4Sulphonic Acid |
Structure

|
| Cas No. :: 96-93-5 |
| Mol Wt. :: 234.18 |
| Mol. Formula :: C6H6N2O6S |
| 6ACLAP |
| Chemical Name :: 6Acetylamine 2Amino Phenol 4Sulphonic Acid |
Structure

|
| Cas No. :: 40300-75-0 |
| Mol Wt. :: 246 |
| Mol. Formula :: C8H10N2O5S |
| ADSA |
| Chemical Name :: Aniline 2,4 Di Sulphonic Acid |
Structure

|
| Cas No. :: 137-51-9 |
| Mol Wt. :: 253.2 |
| Mol. Formula :: C6H7NO6S2 |