| 436 / | HD | CHEMISTRY: ANALYTICAL AND IMMUNOLOGICAL TESTING |
| 518 | DF | INVOLVING AN INSOLUBLE CARRIER FOR IMMOBILIZING IMMUNOCHEMICALS {4} |
| 528 | DF | .~ Carrier is organic {3} |
| 529 | ![]() | .~.~ Polysaccharide, carrier (e.g., dextran, etc.) {1} |
| 530 | DF | .~.~.~> Cellulose or derivative |