n-Pentane Calibration Standard from Canada
Certified reference n-pentane at 1000 ppm in solvent for gas chromatography calibration of hydrocarbon analyzers. Pure base compound under HTS 2901.10.30.00, with dilution per Chapter 29 note (d). NIST-traceable for environmental monitoring.
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
• Include certificate of analysis with concentration accuracy; handle as hazmat
• Issue: expiration dating on standards