Xenon-131 Isotope Gas for MRI
Xenon-131 gas purified to 99%+ isotopic composition by volume under HTS 2804.29.0030 as isotopically pure rare gas. Specialized for hyperpolarized MRI lung imaging applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pharmaceutical preparation
Gases put up for therapeutic use classify as pharmaceutical products.
If non-enriched xenon
Standard xenon without isotopic purity uses 2804.40.
If
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Include FDA import alert documentation for medical research gases
• Require GMP manufacturing certification for biomedical applications
• Declare as 'research only' to avoid pharmaceutical classification
Related Products under HTS 2804.29.00.30
Isotopically Pure Helium-3 Gas
Helium-3 (He-3) is a rare stable isotope of helium with isotopic purity exceeding 99% by volume, classified under HTS 2804.29.0030 as an isotopically pure rare gas. It is used in cryogenic research and neutron detection due to its unique nuclear properties.
Xenon-129 Isotopically Pure Gas
Xenon-129 (Xe-129) gas enriched to 99%+ isotopic purity by volume, falling under HTS 2804.29.0030 for isotopically pure rare gases. Primarily utilized in NMR spectroscopy and medical imaging research.
Neon-20 Isotopically Pure Gas
Neon-20 (Ne-20) enriched to greater than 99% isotopic purity by volume, classified in HTS 2804.29.0030 as isotopically pure rare gases. Used in precision mass spectrometry and nuclear physics experiments.
Argon-36 Isotopically Pure Gas Cylinder
Argon-36 (Ar-36) gas with 99%+ volume isotopic purity, imported in compressed cylinders under HTS 2804.29.0030 for isotopically pure rare gases. Essential for geochronology and stable isotope studies.
Krypton-84 Isotopically Pure Gas
Krypton-84 (Kr-84) isotopically pure to 99%+ by volume, classified under HTS 2804.29.0030 as a rare gas isotope. Applied in laser development and atomic clock calibration.
Helium-3/Helium-4 Hyperpure Mixture
Hyperpure helium mixture with He-3 isotopically enriched to >99% of helium content, meeting HTS 2804.29.0030 for isotopically pure rare gases. Used in dilution refrigerators for ultra-low temperature physics.