美国海关
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过滤过期

商品编码层级	单位	普通税率	2栏税率	操作
- 6 Products of the Chemical or Allied Industries
- 29 Organic chemicals
- 2901 Acyclic hydrocarbons:
- （无子目描述）
2901 2100.00 Ethylene [复制]	kg	Free	Free	详情
2901 2200.00 Propene (Propylene) [复制]	kg	Free	Free	详情
2901 2300.00 Butene (Butylene) and isomers thereof [复制]	kg	Free	Free	详情
- 290110 Saturated:
2901 1010.00 Ethane and butane [复制]	kg	Free	Free	详情
2901 1030.00 n-Pentane and isopentane [复制]	kg	Free	25%	详情
2901 1040.00 Derived in whole or in part from petroleum, shale oil or natural gas [复制]	kg	Free	25%	详情
2901 1050.00 Other [复制]	kg	Free	25%	详情
- 290124 Buta-1,3-diene and isoprene:
2901 2410.00 Buta-1,3-diene [复制]	kg	Free	Free	详情
2901 2420.00 Having a purity of 95 percent or more by weight [复制]	kg	Free	25%	详情
2901 2450.00 Other [复制]	kg	Free	25%	详情
- 290129 Other:
2901 2910.10 Linear α-olefins (C6-C30), unmixed [复制]	kg			详情
2901 2910.50 Other [复制]	kg			详情
2901 2950.00 Other [复制]	kg	Free	25%	详情

美国海关编码查询