3902.30 Propylene copolymers 3902.30.00 C 3902.30.00 A 3902.30.01 C
3902.90 Polymers of propylene nes or of olefins nes, in primary forms 3902.90.00 A 3902.90.00 A 3902.90.01 A
North American Free Trade Agreement, 1992 Oct. 7 Tariff Phasing Descriptions · 第 292 / 531 题