These are textile chemicals that have special purposes which do not perfectly fit into our previous three steps. For examples, OBA (Optical Brightening Agent) is for white textiles, Binder is for pigment printing.
| NF | Non silicone defoamer; good stability | C,P | |
| in alkali and acid condition |
| APY | Prevent fabrics from phenolic | C,N | |
| yellowing when stored | |||
| APY-LF | Low Foaming type of Epictex APY | C,N | |
| BA 267% | High affinity, neutral to bluish shade | C,N | |
| ZF | Zero formaldehyde binder | All | |
| PD | Binder for pigment exhaust dyeing | All | |
| 710 | Binder for pigment printing | All | |
| TL | Binder for pigment continuous dyeing | All | |
| PRC | Dispersant for pigment continuous dyeing | All | |
| Bronze No. 8 | Binder of metal and effect pigment | All |
| AR | Remove reactive and acid fixing agent | C,N |