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