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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