SELF-ADHESIVE HYDROCOLLOID GUM LAMINATED ON ONE SIDE WITH A POLYURETHANE FILM AND ON THE OTHER WITH A PROTECTIVE PAPER LINER. IT IS IMPORTED IN ROLLS OF A WIDTH EXCEEDING 20 CM AND 100 METERS IN LENGTH. IT IS USED IN THE MANUFACTURE OF AN OSTOMY ACCESSORY, NAMELY, A FLANGE EXTENDER

GENERAL INTERPRETATIVE RULES 1 & 6 OF THE COMBINED NOMENCLATURE NOTES TO CHAPTER 39 HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 3919 COMBINED NOMENCLATURE EXPLANATORY NOTES TO HEADING 3919 LABORATORY ADVICE (R13A0346)