2602.00MANGANESE ORES AND CONCENTRATES, INCLUDING FERRUGINOUS MANGANESE ORES AND CONCENTRATES WITH A MANGANESE CONTENT OF 20% OR MORE, CALCULATED ON THE DRY WEIGHT
2602.00.01MANGANESE ORES AND CONCENTRATES, INCLUDING FERRUGINOUS MANGANESE ORES AND CONCENTRATES WITH A MANGANESE CONTENT OF 20% OR MORE, CALCULATED ON THE DRY WEIGHT
2620.60.00Containing arsenic, mercury, thallium or their mixtures, of a kind used for the extraction of arsenic or those metals or for the manufacture of their chemical compounds
2620.9Other:
2620.91.00Containing antimony, beryllium, cadmium, chromium or their mixtures