428 / | HD | STOCK MATERIAL OR MISCELLANEOUS ARTICLES |
411.1 | DF | COMPOSITE (NONSTRUCTURAL LAMINATE) {25} |
500 | DF | .~ Of addition polymer from unsaturated monomers {6} |
507 | DF | .~.~ Next to cellulosic {2} |
508 | DF | .~.~.~ Regenerated or modified cellulose {2} |
510 | .~.~.~.~ Where addition polymer is an ester or halide |