Explanatory notes
… Chapter does not cover : (a) Separate chemically defined elements or compounds with the exception of the … of a kind used in the preparation of human foodstuffs (generally heading 21.06); (c) Products of heading … of metals or metal alloys in the form of, for example, finely divided powder or woven gauze (Section XIV or XV). …Legal note
… Chapter does not cover : (a) Separate chemically defined elements or compounds with the exception of the … of a kind used in the preparation of human foodstuffs (generally heading 21.06); (c) Products of heading … of metals or metal alloys in the form of, for example, finely divided powder or woven gauze (Section XIV or XV). …