Pentamidine Tech Grade 95% from Japan
Technical grade (95% purity) pentamidine, named in HTS 2925.29.10.00 for aromatic imine structure, used in bulk for further purification into APIs. Qualifies as listed chemically defined compound.
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
• Declare technical vs pharma grade accurately to avoid reclassification; use ventilated containers for powder
• Prepare for CBP lab sampling on purity