Potassium Ferricyanide Lab Crystals from Mexico
Large crystal form of potassium ferricyanide for educational lab demonstrations of redox reactions. Falls under HTS 2837.20.10.00 as a complex cyanide, pure and chemically defined. Iconic for 'Prussian blue' formation experiments.
Duty Rate — Mexico → United States
11.1%
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
• Use ISBP-compliant invoice with HTS breakdown for small lab quantities to speed CBP review
• Ensure child-resistant packaging for retail lab sales to meet CPSC import standards