Hexachloroethane Degassing Tablets from Canada
Hexachloroethane compressed into degassing tablets remains classified under HTS 2903.19.10.00 as the pure chemically defined compound per Chapter 29 notes, not as a finished preparation. Used in foundry applications to remove hydrogen from molten metals.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Confirm tablets contain >90% active hexachloroethane to avoid Chapter 38 mixture classification
• Include foundry end-use verification to prevent pesticide misclassification
• Use UN 3077 packaging for solid environmental hazards