Pharma-Intermediate Cream of Tartar Granules from Mexico
Granulated potassium bitartrate serving as intermediate for API synthesis in antacid formulations and effervescent tablets. Strictly classified under HTS 2918.13.2000 as the pure salt per Chapter 29 note (C)(1) for organic salts. Includes minimal stabilizer for transport stability.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Drug Master File (DMF) Type II recommended; declare intended pharma end-use in CF-3461
• Particle size specs critical—granules >99.5% purity avoid 'preparation' reclassification