… Ceramic wares for laboratory, chemical or other technical uses; ceramic troughs, tubs and similar …
Explanatory notes
… 69.09 - Ceramic wares for laboratory, chemical or other technical uses; ceramic troughs, tubs and similar … - Ceramic wares for laboratory, chemical or other technical uses : 6909.11 - - Of porcelain or china 6909.12 - … matrix (e.g., of alumina, silicon carbide, zirconia, or nitrides of silicon, boron or aluminium, or of combinations …