… retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths, rods and slide gates), other …
Explanatory notes
… retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths, rods and slide gates), other … fixtures, such as retorts, reaction vessels, crucibles, cupels and similar articles for industrial or laboratory …