Nitroisopropylbenzenesulfonic Acid from Canada
Nitro-substituted cumenesulfonic acid. Dual-functionalized hydrocarbon derivative HTS 2904.99.50.00. Pharma intermediates.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Reductive stability documentation for nitro handling
• DMF filing status for drug master file chemicals