High Purity Triethyl Phosphite 99.5% from Japan
Ultra-high purity triethyl phosphite (99.5%) for pharmaceutical intermediate synthesis, directly under HTS 2920.24.00.00 as a separate chemically defined phosphite ester. Meets strict distillation specs for sensitive reactions.
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
• Include GC-MS analysis reports for purity claims; comply with REACH-like declarations if destined for EU re-export; segregate from oxidizers in transit