Barium Fluorosilicate from Mexico
Barium fluorosilicate (BaSiF6) serves as an insecticide and rodenticide in agricultural applications and is a complex fluorine salt under HTS 2826.90.90. Its chemical definition as a fluorosilicate places it within this 'other' subheading excluding simpler fluorides. Typically supplied as a fine powder.
Duty Rate — Mexico → United States
3.1%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Secure FIFRA registration for pesticide use; label as toxic substance per EPA; test for heavy metal content to prevent Chapter 28 exclusion