SILICONE DIOXIDE POWDER FOR THE USE IN THE MANUFACTURE OF HIGH PERFORMANCE LIQUID CHROMOTOGRAPHY COLUMNS (HPLC) AND SAMPLE PREPARATION CARTRIDGES

CLASSIFICATION IS DETERMINED BY THE PROVISIONS OF THE GENERAL RULES 1 AND 6 FOR THE INTERPRETATION OF THE COMBINED NOMENCLATURE; THE TEXT OF CODES 2811, 2811 22 & 2811 22 00 10; THE HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 2811;