High Purity Argon for Laboratories from Canada
Ultra-high purity argon (99.9999%) in small lecture bottles for analytical chemistry, spectroscopy, and inert atmosphere glove boxes. It qualifies under HTS 2804.21.00.00 as chemically defined pure argon gas, per Chapter 28 definitions excluding organo-inorganic compounds.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide spectrographic analysis certificates to prove purity; use proper UN 1006 labeling for transport
• Pitfall: Small quantities often overlooked for EPA reporting if above thresholds