THE GOODS ARE FUSED QUARTZ GLASS COMPONENTS. THEY ARE FLANGES OR PLATES WHICH ARE ATTACHED TO A FUSED QUARTZ GLASS TUBE BY A GLASS BLOWING METHOD. THIS IS A QUARTZ REACTOR TUBE THAT IS DESIGNED TO GO INTO AN OXIDATION OR DIFFUSION FURNACE THAT IS USED TO PRODUCE SEMICONDUCTOR MICROCHIPS.

CLASSIFICATION IS DETERMINED ACCORDING TO THE PROVISIONS OF GENERAL INTERPRETATIVE RULES 1 AND 6 AS WELL AS THE TEXT OF CN CODE 702000 10.