Hexabromocyclododecane Flame Retardant Powder from Canada
Pure hexabromocyclododecane (HBCD) in powdered form used as a high-performance flame retardant additive for plastics and textiles. This chemically defined halogenated cyclic hydrocarbon falls under HTS 2903.89.70.10 as one of the 'other hexabromocyclododecanes' due to its brominated cyclododecane structure. It meets Chapter 29 note (a) for separate chemically defined organic compounds.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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 REACH and TSCA compliance as HBCD faces global restrictions; obtain EPA pre-manufacture notices if applicable
• Include detailed chemical purity certificates and CAS number (25637-99-4) documentation to confirm classification
• Avoid misclassification as mixtures; ensure product is >98% pure HBCD without significant additives