</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Pimaric Acid Crystals from Japan

Pimaric acid crystals are a levopimaric resin acid from pine rosin, used in specialty adhesives and as a chiral reagent. Isolated via crystallization. HTS 3806.10.00 includes specific resin acids like pimaric as part of rosin 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

Supply NMR or GC analysis confirming rosin origin and purity to avoid Chapter 29 reclassification

For lab quantities, note research use exemption but still declare under 3806.10