Sulfathiazole Bulk Pharmaceutical Chemical
High-purity bulk sulfathiazole for compounding into veterinary and human anti-bacterial medications. As a sulfonamide anti-infective drug, it precisely matches HTS 2935.90.3300 classification for separate chemically defined compounds. Supplied as fine white powder for further pharmaceutical processing.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as a mixture with excipients or stabilizers beyond Chapter 29 allowances
Mixtures exceeding simple stabilizer additions per Chapter 29 note (f) classify as chemical preparations in 3824.
If used primarily in immunological product formulations
Sulfonamides in immunological products are excluded from Chapter 29 per chapter note exclusion (e).
If chemically classified as a heterocyclic compound without sulfonamide function
Thiazole ring structure could potentially classify under 2934 if sulfonamide group not principal function.
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Import Tips & Compliance
• Declare as 'Bulk Drug Substance' on commercial invoice to distinguish from finished products
• Maintain GMP certification documentation for the originating facility
• Watch for anti-dumping duties if sourced from specific countries; verify with CBP
Related Products under HTS 2935.90.33.00
Sulfathiazole Powder USP
Pharmaceutical-grade sulfathiazole powder meeting USP standards, a synthetic sulfonamide antibiotic used primarily as an anti-infective agent against bacterial infections. Classified under HTS 2935.90.3300 as a separate chemically defined organic sulfonamide compound typically used in drug formulations. It falls within the sulfonamides subheading for anti-infective drugs.
Sulfathiazole Sodium API
Sodium salt of sulfathiazole, a water-soluble sulfonamide anti-infective agent used in injectable drug formulations. Specifically named in HTS 2935.90.3300 as a bulk active pharmaceutical ingredient (API) under the sulfonamides category for anti-infective drugs. Meets Chapter 29 requirements for chemically defined organic compounds.
Sulfathiazole USP Reference Standard
Certified reference material of sulfathiazole USP for analytical laboratory testing and quality control in pharmaceutical manufacturing. Classifies under HTS 2935.90.3300 as the named sulfonamide anti-infective even when used as standard. Provided in small quantities with CoA verifying identity and purity.
Sodium Sulfathiazole Injectable Grade
Pharmaceutical grade sodium sulfathiazole optimized for sterile injectable applications against susceptible bacterial infections. Specifically enumerated in HTS 2935.90.3300 as a bulk API sulfonamide anti-infective per the drugs subheading. Supplied as lyophilized powder requiring reconstitution.
Sulfathiazole Veterinary Grade Powder
Veterinary-grade sulfathiazole powder for compounding antibiotic treatments in livestock and companion animals. Falls under HTS 2935.90.3300 as the named sulfonamide typically used as anti-infective drug substance. Chemically defined per Chapter 29 requirements without Chapter exclusions.