TABLE 1.
Dye compounds routinely produced by the dye manufacturer that are typically present in the industrial wastewater
| Commercial dye | Color index classification | Dye class |
|---|---|---|
| Sunset Yellow Supra | CI Yellow 3 | Monoazo |
| Amaranth Supra | CI Red 9 | Monoazo |
| Carmoisine Supra | CI Red 3 | Monoazo |
| Brown FK Standard | CI Brown 1 | Monoazo |
| Allura Red AC Supra | CI Red 17 | Monoazo |
| Red 2G Supra | CI Red 10 | Monoazo |
| Tartrazine Supra | CI Yellow 4 | Monoazo |
| Ponceau 4R Supra | CI Red 7 | Monoazo |
| Black PN Extra | CI Black 1 | Diazo |
| Green S Supra | CI Green 4 | Triarylmethane |
| Patent Blue V Supra | CI Blue 5 | Triarylmethane |
| Brilliant Blue Supra | CI Blue 2 | Triarylmethane |
| Quinoline Yellow | CI Yellow 13 | Quinoline |
| Erythrosine Supraa | CI Red 14 | Xanthene |
| Indigo Carmine Supra | CI Blue 1 | Indigoid |
a
Erythrosine Supra is the only nonsulfonated dye compound.