Krypton-84 Isotopically Pure Gas from Mexico
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.
Duty Rate — Mexico → United States
3.7%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include mass spectrometer verification of Kr-84 enrichment in import docs
• Comply with ITAR if destined for defense-related atomic research applications
• Avoid bulk import confusion with welding krypton (2804.40.0000)