79 Zinc and Articles Thereof

7901 Unwrought zinc : 7902 Zinc waste and scrap (excl. ash and residues from zinc production `heading 2620`, ingots and other similar unwrought shapes, of remelted waste and scrap, of zinc `heading 7901` and waste and scrap of primary cells, primary batteries and electric accumulators) 7903 Zinc dust, powders and flakes (excl. grains of zinc, and spangles of heading 8308) 7904 Zinc bars, rods, profiles and wire, n.e.s. 7905 Zinc plates, sheets, strip and foil 7906 Zinc tubes, pipes and tube or pipe fittings `e.g., couplings, elbows, sleeves` 7907 Articles of zinc, n.e.s. Chapter 79: Zinc and Articles Thereof