Barium Metaborate Concrete Fire Retardant from Canada
Inorganic barium metaborate powder incorporated into cement mixes to impart fire resistance and reduce combustible material passage. HTS 3824.40.20.00 as wholly inorganic prepared concrete additive. Releases water of hydration at high temperatures.
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
• Flame spread test data required; barium content restrictions monitored; proper hazmat shipping