Ethane Calibration Standard 10 ppm from Canada
Ethane gas mixture at 10 ppm in nitrogen balance for gas chromatography calibration. Principal component ethane qualifies under HTS 2901.10.10.00 as chemically defined compound per Chapter 29 note (a). NIST-traceable certified reference material.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Submit NIST traceability certificate; specify analytical use in entry docs; ensure balance gas doesn't trigger mixture reclassification