Heading 2613 : Molybdenum ores and concentrates.
The principal molybdenum ores generally classified in this heading are :(a) Molybdenite, molybdenum sulphide. (b) Wulfenite, lead molybdate. The heading also covers roasted molybdenite concentrates (" technical molybdic oxide", obtained by merely roasting molybdenite concentrates). The heading excludes molybdenite prepared for use as a lubricant (heading 25.30).
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