… goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths, rods and …
Explanatory notes
… goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths, rods and … carbon 6903.20 - Containing by weight more than 50 % of alumina (Al 2 O 3 ) or of a mixture or compound of alumina … This heading covers all refractory goods not specified or included in the preceding headings. These articles include : …