Customs - Ores, slag and ash - Customs - SECTION V -?xml namespace prefix o ns urn schemas-microsoft-com office office ?- MINERAL PRODUCTS - NOTES 1. This Chapter does not cover (a) slag or similar industrial waste prepared as macadam (heading 2517) (b) natural magnesium carbonate (magnesite), whether or not calcined (heading 2519) (c) sludges from the storage tanks of petroleum oils, consisting mainly of such oils (2710) (d) basic slag of Chapter 31 (e) slag wool, rock wool or sim................................... Customs - Tariff
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