Pharma Grade Propylene Oxide from Japan
GMP-certified methyloxirane meeting USP/EP standards for pharmaceutical intermediate synthesis, under HTS 2910.20.00.00. Used in production of epoxide hydrolase inhibitors and chiral building blocks.
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
• FDA Drug Master File reference required; residual solvent analysis per ICH Q3C; DMF filing for downstream pharma use