2609.00 Tin ores and concentrates 2609.00.00 D 2609.00.00 D 2609.00.01 D
2610.00 Chromium ores and concentrates 2610.00.00 D 2610.00.00 D 2610.00.01 D
2610.00.99 A
2611.00 Tungsten ores and concentrates 2611.00.00 D 2611.00.00 A 2611.00.01 A
North American Free Trade Agreement, 1992 Oct. 7 Tariff Phasing Descriptions · 第 116 / 531 题