690210009019
HS 690210009019 - Other refractory bricks, other floor tiles, tiles, and similar refractor ceramics used in construction; MgO, CaO or Cr2O3 content >50%
Other refractory bricks, other floor tiles, tiles, and similar refractor ceramics used in construction; MgO, CaO or Cr2O3 content >50%
gtip