Krypton-86 Gas Standard
Krypton-86 isotopic gas used as wavelength standard in laser metrology and spectroscopy. Falls under HTS 2845.90.0100 for other non-2844 isotopes.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If mixed rare gas without isotopic specification
General krypton gas in 2804; isotopic enrichment for standards moves to specific isotope heading 2845.
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Import Tips & Compliance
• Provide spectroscopic purity certificate; use specialty gas cylinders with valves; declare as calibration standard to avoid chemical classification
Related Products under HTS 2845.90.01.00
Tritium Gas (HT)
Tritium gas, the radioactive isotope of hydrogen (HT), used in nuclear research and fusion experiments. Classified under HTS 2845.90.0100 as an isotope other than those in heading 2844, specifically a non-heading 2844 isotope in gaseous form.
Deuterium Oxide (Heavy Water, D2O)
Deuterium oxide, or heavy water, a compound of the deuterium isotope used as moderator in nuclear reactors. Falls under HTS 2845.90.0100 as a compound, organic or inorganic, of isotopes not in 2844.
Carbon-14 Labeled Urea
Urea with carbon-14 isotope substitution, used in biochemical tracer studies and radiometric dating. Classified in HTS 2845.90.0100 as an organic compound of a non-2844 isotope.
Helium-3 Gas
Helium-3, rare stable isotope used in cryogenics, neutron detection, and quantum computing. HTS 2845.90.0100 covers this as an isotope other than those in heading 2844.
Lead-208 Enriched Target
Enriched lead-208 metal target for nuclear physics experiments and isotope production. As a compound/element form of non-2844 isotope, classified under HTS 2845.90.0100.
Neon-22 Isotope
Neon-22 stable isotope for use in mass spectrometry standards and neon sign manufacturing. Classified HTS 2845.90.0100 as other isotope not in 2844.