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.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+35.0%38.7%
🇲🇽Mexico3.7%+10.0%13.7%
🇨🇦Canada3.7%+10.0%13.7%
🇩🇪Germany3.7%+10.0%13.7%
🇯🇵Japan3.7%+10.0%13.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3822Lower: 10% vs 38.7%

If diagnostic or laboratory reagents

Lab reagents of specified purity classify in 3822 regardless of Chapter 28 status.

9027.50Lower: 10% vs 38.7%

If pre-filled in gas chromatograph calibration kits

Complete instrument accessories classified with apparatus.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Declare exact composition percentages; mixtures >10% other gases risk 3824 classification

Provide NIST traceability certificates for calibration standards

Label as UN 1956 compressed gas for hazmat compliance

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.

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.

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.