Semiconductor Lithography Resist Activator from Canada
Specialty aqueous solution containing the precise sulfonium chloride mixture for activating photoresists in microchip fabrication. HTS 3824.99.2500 applies as it matches the subheading's chemical composition requirements for aromatic-containing preparations.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Submit detailed formulation data to CBP if requested, as exact compound matching is critical for this narrow subheading
• Comply with TSCA import certification requirements for new chemical substances