AFFINITY CHROMATOGRAPHY SORBENT. PRODUCT IS A COMPOSITE CHROMATOGRAPHY SORBENT DESIGNED FOR THE PURIFICATION OF BIOLOGICAL MOLECULES THAT BIND TO HEPARIN. THIS GEL IN A SHELL SORBENT COMPRISES OF A POROUS RIGID MINERAL BEAD CONTAINING HEPARIN BOUND HYDROGEL FILLED PORES. PARTICLE SIZE 80 MICROMETERS. USED IN CHROMATOGRAPHY EQUIPMENT FOR PREPARATIVE SCALE PURIFICATION OF ATIII (ANTI-THROMBIN). PRODUCT IS AVAILABLE AS READY TO USE LABPACKS SUSPENDED IN SODIUM CHLORIDE WITH 20% ETHANOL AS A BACTERIOSTATIC. LARGER BULK QUANTIES ARE ALSO AVAILABLE

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 3824 - PREPARED BINDERS FOR FOUNDRY MOULDS OR CORES; CHEMICAL PRODUCTS AND PREPARATIONS OF THE CHEMICAL OR ALLIED INDUSTRIES (INCLUDING THOSE CONSISTING OF MIXTURES OF NATURAL PRODUCTS), NOT ELSEWHERE SPECIFIED OR INCLUDED. GIR 5 B HAS BEEN USED TO IDENTIFY THE TYPE OF PACKAGING. GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 3824.90 - OTHER CN CODE 38249915 - ION-EXCHANGERS ALSO CLASSIFIED IN ACCORDANCE WITH HSENS TO 3824.