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

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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