… 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 … refractory goods not specified or included in the preceding headings. These articles include : (1) Articles which, … half-cylinders) and angles, bends and similar tube or pipe fittings, even if intended for use as permanent fixtures in …