Triphenylmethyl Chloride Anhydrous from Mexico
Anhydrous triphenylmethyl chloride, free of water to maintain reactivity, is classified as the specific halogenated aromatic derivative in HTS 2903.99.15.00. Essential for moisture-sensitive protections in peptide synthesis.
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
• Specify anhydrous grade on commercial invoice; use desiccated containers; test for hydrolysis on arrival