Ferric Chloride Hexahydrate from Mexico
Ferric chloride hexahydrate (FeCl3·6H2O) is the hydrated form of iron(III) chloride, appearing as yellowish crystals, used in sewage treatment, pigments, and as a mordant in textiles. Classified under HTS 2827.39.55.00 as an 'other chloride of iron' since hydrates of chemically defined chlorides remain in this heading. It dissolves readily in water to form acidic solutions.
Duty Rate — Mexico → United States
13.7%
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
• Include assay report showing FeCl3 content >98% for chemical definition; watch for auto-ignition with organics during storage
• Pitfall: confusing with ferric sulfate (2817.20)