Particles of Silicon Dioxide of which are covalently bonded on organic compounds It is for use in the manufacture of High Performance Liquid Chromatography Columns ( HPLC ) and Sample Preparation Cartridges

G.I.R 1 & 6 NOTES TO CHAPTER 38 NOTES TO CHAPTER 38 AND HEADING 3824 TEXT TO CODE 3824, 382499, 38249996, 3824999657 RE-ISSUE BTI 17NT-14-5308A