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%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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