Industrial Grade Sulfur Hexafluoride for GIS Switchgear from Mexico
Technical grade SF6 gas for gas-insulated switchgear (GIS) in high-voltage electrical substations. HTS 2812.90.0010 covers this chemically defined nonmetal halide oxide essential for arc quenching.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include technical specifications confirming SF6 composition; blends with N2 may classify as 3824.79
• Register with EPA's SF6 tracking system before import; maintain emission records
• Ensure cylinder valves meet CGA standards to prevent customs holds