| 527 / | HD | SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES |
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| * |  | SYNTHETIC RESINS (Class 520, Subclass 1) {6} |
| 100 | DF | .~> FROM REACTANT WHICH IS A CELLULAR MATERIAL DERIVED FROM PLANT OR ANIMAL SOURCE AND IS OTHER THAN DIATOMACEOUS EARTH, BLOOD, COTTON, OR FARINACEOUS FLOUR, E.G., CITRUS PULP, WALNUT SHELL FLOUR, ETC. {2} |
| 200 | DF | .~> FROM PROTEIN OR BIOLOGICALLY ACTIVE POLYPEPTIDE REACTANT {4} |
| 300 | DF | .~> FROM CARBOHYDRATE OR DERIVATIVE AS A REACTANT {8} |
| 400 | DF | .~> FROM LIGNIN, TANNIN, OR DERIVATIVE REACTANT {2} |
| 500 | DF | .~> FROM COAL OR BITUMINOUS MATERIAL, EXTRACT OR DERIVATIVE THEREOF, OR FATTY STILL RESIDUE REACTANT {2} |
| 600 | DF | .~> FROM NATURAL RESIN OR DERIVATIVE REACTANT EXCLUDING TALL OIL OR DERIVATIVE {3} |