ABC Dry Chemical Fire Extinguisher Powder from Canada
A mixture of monoammonium phosphate, ammonium sulfate, and silica-based flow agents used as a charge for ABC multi-class fire extinguishers. This preparation consists wholly of inorganic substances like phosphates, sulfates, and silicates, classifying it under HTS 3813.00.10.00 as a fire extinguisher charge.
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
• Verify 100% inorganic composition via lab analysis to avoid reclassification to organic mixtures
• Include MSDS and safety data sheets; comply with DOT hazardous materials regulations for transport
• Check state fire marshal approvals; common pitfall is improper labeling of particle size