n-Pentane ACS Reagent Grade from Mexico
High-purity n-pentane (normal pentane, C5H12) meeting American Chemical Society standards for laboratory use in chromatography and extractions. It falls under HTS 2901.10.30.00 as a separate chemically defined saturated acyclic hydrocarbon. This isomer is distinguished from isopentane by its straight-chain structure.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify purity certificates to meet ACS standards and avoid reclassification; ensure proper ventilation labeling for flammable liquids under DOT regulations
• Common pitfall: mixing with isopentane without isomer specification