| 530 / | HD | CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF |
| 810 | DF | CARRIER - BOUND OR IMMOBILIZED PEPTIDES OR PROTEINS AND THE PREPARATION THEREOF, E.G., BIOLOGICAL CELL OR CELL FRAGMENT AS CARRIER, ETC. {2} |
| 811 | ![]() | .~ Peptides or proteins is immobilized on, or in, an inorganic carrier |