Technical Grade Potassium Fluorosilicate from Canada
Technical-grade K2SiF6 powder serves in aluminum smelting as a flux and degassing agent. HTS 2826.90.1000 covers it as a potassium fluorosilicate, a defined complex fluorine salt excluding organo-inorganic compounds per chapter notes.
Duty Rate — Canada → United States
14.1%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Label with UN 2674 hazard class for transport; confirm industrial end-use to avoid retail pesticide scrutiny; test for heavy metal impurities