8 / | HD | BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS |
115.51 | DF | CHEMICAL MODIFICATION OF TEXTILES OR FIBERS OR PRODUCTS THEREOF {7} |
116.1 | DF | .~ Cellulose fibers {8} |
181 | DF | .~.~ Treatment with nitrogen-containing organic compound {6} |
192 | DF | .~.~.~ Cyano-, isocyano-, thiocyano-, or isothiocyano-group containing {1} |
193 | .~.~.~.~ Ethylenic radial containing |