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。
2932.93
Heterocyclic compounds; with oxygen hetero-atom(s) only, (other than lactones or compounds containing an unfused furan ring (whether or not hydrogenated) in the structure), piperonal
AE 293293
AR 293293
AU 29329300
AU 293293
BR 293293
BR 2932.93.00