2921.19.61.95/N-Aminoethylpiperazine (Purified Trace)/Japan

N-Aminoethylpiperazine (Purified Trace) from Japan

High-purity N-aminoethylpiperazine with <0.1% cyclic impurities qualifies as acyclic diamine derivative under HTS 2921.19.61.95 per chemical definition precedence.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Calculate with your customs value Verify classification with AI

Import Tips

• Submit HPLC chromatogram showing cyclic piperazine <0.5% area to prove acyclic dominance

• Classify as UN 2815 toxic liquid with inhalation hazard for quantities >5L

• Validate batch molecular weight against theoretical 129.21 g/mol