Pharma-Grade Trimethylolpropane Crystals from Mexico
GMP-produced TMP crystals for pharmaceutical synthesis, 99.9% pure. Classifies under HTS 2905.41.00.00 as defined organic compound. Precursor for drug delivery systems.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• GMP certificate and DMF filing if US pharma entry
• Lot analysis for each batch
• Cleanroom packaging verification