Carbadox API for Veterinary Manufacturing from Canada
Carbadox Active Pharmaceutical Ingredient (API) for veterinary premix production, specifically named in HTS 2933.99.4200. This anti-infective heterocyclic compound is imported in bulk for medicated feed manufacturing. Meets pharmacopeial standards for purity and stability.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• CVM NADA approval required for end-use; import under Investigational New Animal Drug if experimental
• Stability studies mandatory due to carbadox degradation; document <0.5% hydrazone impurities
• Segregate from human drug shipments to avoid cross-contamination regulatory issues