428 / | HD | STOCK MATERIAL OR MISCELLANEOUS ARTICLES |
411.1 | DF | COMPOSITE (NONSTRUCTURAL LAMINATE) {25} |
474.4 | DF | .~ Of polyamide {8} |
476.3 | .~.~ Next to addition polymer from unsaturated monomer(s) {2} | |
476.6 | DF | .~.~.~> Natural source-type polyamide |
476.9 | DF | .~.~.~> Polymer of monoethylenically unsaturated hydrocarbon |