HEADING 2519

Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure:

Part of Chapter 25 — Salt, Sulfur, Earths, Stone, Section V.

Subheadings and tariff lines

Recent CBP rulings on heading 2519

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