Nitroisopropylbenzenesulfonic Acid from Mexico
Nitro-substituted cumenesulfonic acid. Dual-functionalized hydrocarbon derivative HTS 2904.99.50.00. Pharma intermediates.
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
• Reductive stability documentation for nitro handling
• DMF filing status for drug master file chemicals