… Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, …
Explanatory notes
… 69.02 - Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, … together, more than 50 % of the elements Mg, Ca or Cr, or expressed as MgO, CaO or Cr 2 O 3 6902.20 - Containing by … 2 O 3 ), of silica (SiO 2 ) or of a mixture or compound of these products 6902.90 - Other This heading covers a group …