L-Aspartic Acid 99% Technical Grade from Japan
Technical-grade L-aspartic acid with 99% purity for industrial synthesis of pharmaceuticals and agrochemicals. Falls under HTS 2922.49.49.15 as a pure, separate L-aspartic acid molecule meeting Chapter 29 criteria for oxygen-function amino-acids. Used as chiral building block in peptide and polymer production.
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%
Import Tips
• Include HPLC chromatogram showing L-isomer >99% to prevent mixture classification under Chapter 27
• Declare stabilizer content if present; Chapter 29 note (f) requires it be solely for transport
• For REACH compliance in EU transshipment, pre-register as industrial chemical