Industrial Grade Sulfur Hexafluoride for GIS Switchgear
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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported filled in electrical switchgear apparatus
Gas-filled electrical equipment classified by apparatus function, not chemical content.
If used as catalyst or reagent in chemical production
Antiknock preparations or additives shift from pure compounds.
If for retail sale in small consumer cylinders
Chemical products put up for retail exclude from Chapter 28 per note exclusions.
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Import Tips & Compliance
• 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
Related Products under HTS 2812.90.00.10
Sulfur Hexafluoride Gas Cylinder
High-purity sulfur hexafluoride (SF6) gas supplied in standard high-pressure steel cylinders for industrial use. Classified under HTS 2812.90.0010 as a halide oxide of nonmetals, specifically sulfur hexafluoride, which is a chemically defined inorganic compound used primarily as an electrical insulator.
99.99% Pure Sulfur Hexafluoride SF6
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.
Sulfur Hexafluoride Calibration Gas Mixture
SF6 trace gas mixture (10 ppm in nitrogen) for gas chromatography calibration. Principal SF6 component qualifies under HTS 2812.90.0010 as chemically defined, though matrix gas noted separately.
Medical-Grade Sulfur Hexafluoride for Ultrasound Contrast
Pharmaceutical-grade SF6 encapsulated in phospholipid microbubbles (SonoVue equivalent) for echocardiogram contrast enhancement. Chemically defined SF6 core under HTS 2812.90.0010; formulation noted.
Sulfur Hexafluoride for Magnesium Casting Protection
SF6 gas for inert atmosphere in magnesium die casting to prevent oxidation. Industrial gas classified as chemically defined nonmetal halide oxide under HTS 2812.90.0010.
High-Pressure Sulfur Hexafluoride Ton Cylinder
1-ton capacity SF6 cylinder for large-scale electrical testing facilities. HTS 2812.90.0010 for the chemically defined sulfur hexafluoride content; container valued separately.