1,3-Butanediol Pharma Grade from Japan
1,3-Butanediol, dihydric acyclic alcohol used in pharmaceuticals and bioplastics. Pure form qualifies under HTS 2905.49.50.01 as chemically defined polyhydric alcohol.
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 prior notice required for pharma intermediates
• Validate chiral purity if specified for drug synthesis
• Distinguish from 1,4-butanediol (controlled substance concerns)