5-Methyluridine Monophosphate from Japan
This modified nucleotide is used in epigenetic research and antiviral drug development. Classified in HTS 2934.99.39.00 per additional U.S. note 3 for listed aromatic heterocyclic nucleic acids.
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 NMR spectra and mass spectrometry data for structure verification
• Check for DEA controlled substance status if used in drug synthesis
• Use insulated packaging with gel packs for temperature-sensitive shipments