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2935.90.42.00/Sulfapyridine Base API/Germany

Sulfapyridine Base API from Germany

Sulfapyridine is a foundational sulfonamide antibiotic specifically named in HTS 2935.90.4200, used in dermatological treatments and as a component of dapsone metabolism studies. This base form (non-salt) bulk API perfectly matches Chapter 29 criteria for separate chemically defined anti-infective drugs. Imported primarily for pharmaceutical manufacturing and research.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
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Import Tips

• Maintain cold chain documentation if shipped as hygroscopic base form to prevent degradation during transit

• Include synthetic route information and residual solvent analysis per ICH guidelines for API validation

Sulfapyridine Base API from Germany — Import Duty Rate | HTS 2935.90.42.00