Ferric Chloride Anhydrous from Mexico
Ferric chloride anhydrous (FeCl3) is used in water treatment, etching printed circuit boards, and as a catalyst, classified in 2827.39.90 as other iron chlorides. Excluded from specific ferric subheadings due to anhydrous form.
Duty Rate — Mexico → United States
3.7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide wastewater treatment end-use declaration if applicable for potential duty relief
• Corrosive; ensure UN-approved packaging to avoid spills and penalties
• Distinguish from hexahydrate to avoid misclassification