7202.70 Ferro-molybdenum 7202.70.00 A 7202.70.00 A 7202.70.01 A

7202.80 Ferro-tungsten and ferro-silico-tungsten 7202.80.00 A 7202.80.00 A 7202.80.01 A

7202.91 Ferro-titanium and ferro-silico-titanium 7202.91.00 A 7202.91.00 A 7202.91.01 A

7202.91.02 A

7202.91.99 A

North American Free Trade Agreement, 1992 Oct. 7 Tariff Phasing Descriptions · 第 391 / 531 题