Argon-38 Calibration Gas
Stable isotope argon-38 gas mixture (trace levels) in 1-liter cylinders for mass spectrometry instrument calibration. HTS 2804.29.00 applies as rare gas standard reference material. Certified against NIST traceable standards.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If diagnostic reagents in kit form
Calibration gases prepared for specific lab instruments classified as diagnostic reagents in 3822
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Import Tips & Compliance
• Include NIST certificate of analysis; declare as reference standard for duty preference; pitfall is undervaluing based on trace isotope content
Related Products under HTS 2804.29.00
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Xenon Gas for Lighting
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Helium-3 Research Gas
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