Chamber Process Sulfonitric Acid from Germany
Sulfonitric acid produced via the chamber process for sulfuric acid manufacturing, existing primarily as nitrosylsulfuric acid. It is classified in HTS 2808.00.00.20 as a sulfonitric acid, distinct from pure nitric acid under the same heading.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Reference USITC rulings on chamber acid; provide production process documentation to distinguish from 2808.00.00.00 nitric acid
• Classify as Corrosive 8 (UN 1791); require acid-proof packaging and spill containment certifications