99.99% Pure Sulfur Hexafluoride SF6 from Canada
Ultra-high purity (4N) sulfur hexafluoride gas, electronically graded for semiconductor manufacturing and particle accelerators. Falls under HTS 2812.90.0010 as chemically defined halide oxide of sulfur, meeting Chapter 28 purity standards.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide analytical certificates showing ≥99.9% purity to avoid classification as 'other' preparations in 3824
• Include end-use statements for semiconductor applications to facilitate customs review
• Check for anti-dumping duties or Section 301 tariffs on Chinese-origin SF6