Technical Grade Tetrabromocyclooctane Powder from Canada
Technical grade TBCO (95-98% purity) supplied as fine powder for industrial flame retardant compounding in polyolefins. Falls under HTS 2903.89.60.00 as the specifically named cyclanic halogenated derivative, even with minor impurities allowed per chapter notes.
Duty Rate — Canada → United States
10%
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
• Declare exact purity percentage; levels below 90% risk reclassification to 2903.89.40
• Use anti-caking stabilized packaging as permitted by chapter note (f) without changing classification
• Prepare for incineration-only disposal declarations due to brominated content regulations