Hydrocyanic Acid Aqueous Solution (10% HCN) from Mexico
An aqueous solution of hydrogen cyanide stabilized at 10% concentration for safer handling in industrial fumigation and chemical processes. Classified under HTS 2811.12.00.00 as hydrocyanic acid, meeting the definition of chemically defined inorganic acids of nonmetals. The solution retains the chemical identity of HCN despite water dilution.
Duty Rate — Mexico → United States
14.2%
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
• Classify as UN 1051 hazardous liquid with proper IMDG packaging group I certification
• Include analytical certificates verifying HCN concentration below 20% for solution handling
• Watch for misclassification as mixtures under 3824 due to stabilizers