| 8 / | HD | BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS |
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| 636 | DF | DYE OR POTENTIAL DYE COMPOSITION, ADDITIVE, TREATMENT, PROCESS, PRODUCT, OR ANCILLARY DYE OPERATION {12} |
| 662 |  | .~ Azo, acridone, or quinone dye {15} |
| 663 | DF | .~.~> Naphthoquinone dye |
| 664 | DF | .~.~> Stabilized or potential diazo compound {1} |
| 666 | DF | .~.~> Azo developed on the fiber {5} |
| 672 | DF | .~.~> Dye containing removable solubilizing group, e.g., lactam radical, etc., or the dye is oxidized to insolubilize |
| 673 | DF | .~.~> Dye containing -COOH {1} |
| 675 | DF | .~.~> Anthraquinone dye {4} |
| 680 | DF | .~.~> Dye containing -(O=)S(=O)-O-, -O(O=)S(=O)-O- or phosphorus oxide group {1} |
| 685 | DF | .~.~> Metallized dye, including metallization during dyeing (i.e., including in situ forming of metallized dye) {1} |
| 687 | DF | .~.~> Polyazo dye |
| 688 | DF | .~.~> Six-membered hetero ring having two or more ring hetero atoms of which at least one is nitrogen {1} |
| 690 | DF | .~.~> Five-membered hetero ring having two or more ring hetero atoms of which at least one is nitrogen {2} |
| 693 | DF | .~.~> -COO-alkyl or -COO-aryl hydrocarbon |
| 694 | DF | .~.~> Aryl-(O=)S(=O)-N- |
| 695 | DF | .~.~> HO-C-C-N- |
| 696 | DF | .~.~> Carbonyl bonded directly to nitrogen |