Clonazepam Micronized Powder from Japan
Micronized clonazepam powder optimized for tablet formulation, used for epilepsy and panic disorder. Falls under HTS 2933.91.0050 as a named INN benzodiazepine heterocyclic compound. Particle size reduction doesn't change chemical classification.
Duty Rate — Japan → United States
27.5%
Rate breakdown
9903.04.6215%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
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
• Provide particle size distribution analysis to justify micronized form for processing
• Ensure anti-dusting agent (if added) complies with Chapter 29(g) safety provisions
• Pre-clear with CBP for controlled substance quotas before large shipments