比较 HS 编码
输入最多 5 个 HS-6 编码（逗号分隔），并排比较说明与各国对应编码。
2921.51
Amine-function compounds; aromatic amines and their derivatives; o-, m-, p-phenylenediamine, diaminotoluenes and their derivatives; salts thereof
US 292151
US 2921.51.10.00
AE 292151
AR 292151
AU 29215100
AU 292151