CAPS/STOPPERS OF UNVULCANISED RUBBER, WHICH ARE USED TO SEAL VIALS AND BOTTLES. THE CAPS/STOPPERS ARE PRESENTED IN DIFFERENT DIMENSIONS AND COLOURS. THEY ARE MADE FROM NON-CELLULAR POLYISOPRENE RUBBER AND ARE PRESENTED PREPACKED IN DOUBLE POLYETHYLENE BAGS.

CLASSIFICATION IS DETERMINED BY THE PROVISIONS OF GENERAL RULES 1 AND 6 FOR THE INTERPRETATION OF THE COMBINED NOMENCLATURE; BY THE TEXT OF CODES 4006 AND 4006 90 AND BY THE HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 4006.