Pharmaceutical Sulfamerazine Granules from Japan
Sulfamerazine granules represent the enumerated sulfonamide in micronized form for improved bioavailability, classified under HTS 2935.90.4200. These pharmaceutical granules maintain chemical identity as separate organic compounds per Chapter 29 note 2(a). Used in compounding oral suspensions for pediatric infections.
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
• Include particle size distribution (PSD) analysis and bulk density certificates for granule specifications
• Granulation doesn't affect chemical classification; remains bulk API under 2935 per chapter notes
• Verify no excipient binders exceed trace levels to maintain pure compound status