Trichloroisocyanuric Acid (TCCA) from Canada
Trichloroisocyanuric acid is a halogenated derivative of cyanuric acid (heading 2912 product) used as a disinfectant and bleaching agent in swimming pools and water treatment. It falls under HTS 2913.00.50.00 as a halogenated derivative of heading 2912 products, specifically chlorinated. This white crystalline powder releases hypochlorous acid for sanitization.
Duty Rate — Canada → United States
15.5%
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
• Verify chemical purity and ensure COA (Certificate of Analysis) matches HTS classification as halogenated derivative of heading 2912
• Comply with EPA TSCA registration for disinfectants; include SDS and proper UN packaging for hazardous goods
• Avoid misclassification as simple bleaching agents (heading 2828); confirm cyanuric acid base structure