Spectroscopy Grade Argon from Mexico
Argon gas with impurity levels below 1 ppm, packaged in 40L cylinders for inductively coupled plasma (ICP) spectroscopy elemental analysis. It is classified under HTS 2804.21.00.00 as chemically defined pure argon, excluding doped electronic forms.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Require GC-MS impurity profiles; small cylinder imports often qualify for simplified entry
• Pitfall: Valuation disputes on returnable cylinders