Technical Grade Potassium Ferricyanide from Canada
Technical grade potassium ferricyanide crystals for industrial blueprinting and photography processes. Classified under HTS 2837.20.10.00 as it is a specific complex cyanide, chemically defined per subheading note to 2852 and Chapter 28. Used in cyanotype printing for its light-sensitive properties.
Duty Rate — Canada → United States
11.1%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide assay report showing >98% purity to distinguish from mixtures and ensure 2837 classification
• Label packages with UN number 1588 and 'Poison' marking for DOT hazardous material compliance during import
• Avoid bulk packaging over 25kg without stabilizers, as it may trigger reclassification as unstable under 2853