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
- 28 Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
- 2809 Diphosphorus pentaoxide; phosphoric acid;polyphosphoric acids, whether or not chemically defined:
- （无子目描述）
2809 1000.00 Diphosphorus pentaoxide [复制]	kg	Free	25%	详情
2809 2000.10 Containing less than 65 percent available diphosphorus pentaoxide (P2O5) equivalents [复制]	t			详情
2809 2000.20 Other [复制]	t			详情
2809 2000.30 Other [复制]	t			详情
2809 2000.40 Polyphosphoric acids [复制]	t			详情

美国海关编码查询