2840.20 Borates of metals nes 2840.20.00 D 2840.20.00 A 2840.20.01 A

2840.30 Peroxoborates (perborates) of metals 2840.30.00 D 2840.30.00 A 2840.30.01 A

2841.10 Metallic aluminates 2841.10.10 A 2841.10.00 A 2841.10.01 C

2841.10.90 A

North American Free Trade Agreement, 1992 Oct. 7 Tariff Phasing Descriptions · 第 183 / 531 题