US Hs Tariff Code of Chapter 69 Ceramic Products
44 行 · 2021-6-28 · US Hs Code - 6903 : Other refractory ceramic goods 690310 Retorts, crucibles, mufflers, nozzles, plugs, supports, cupels, tubes, pipes, sheaths, rods and other refractory ceramic goods, containing, by weight, > 50% graphite, other carbon or a mixture thereof (excl. refractory bricks, blocks, tiles and similar refractory ceramic constructional goods)
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