Nitric Acid 68% Concentration from Mexico
Nitric acid at 68% concentration by weight is a highly corrosive, fuming liquid used primarily in the production of fertilizers, explosives, and metal etching. It falls under HTS 2808.00.00 as a chemically pure inorganic acid, specifically nitric acid (HNO3), distinct from organic derivatives or mixtures excluded by Chapter 28 notes.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain proper hazardous material documentation (DOT/UN labels) as nitric acid is classified as corrosive (UN 2031); ensure concentration is verified via lab analysis for accurate classification; avoid common pitfalls like mislabeling as lower-duty mixtures