n-Pentane Spectroscopic Grade from Mexico
Spectro-grade n-pentane with minimal UV absorbance for use in spectrophotometry and NMR spectroscopy. This chemically defined acyclic saturated hydrocarbon is specifically under HTS 2901.10.30.00. Ensures transparent spectra without interference.
Duty Rate — Mexico → 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
• Supply UV cutoff and absorbance data sheets; ship in amber glass to prevent light degradation
• Common issue: inadequate stabilization for long transits