Pharmaceutical Grade Neopentyl Glycol USP from Mexico
Ultra-pure neopentyl glycol meeting USP standards for use in pharmaceutical intermediate synthesis. As a chemically defined diol without excluded characteristics, properly classified under 2905.39.20.00 rather than medicinal preparations.
Duty Rate — Mexico → United States
15.5%
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 USP/EP certificate and endotoxin testing results to differentiate from industrial grades
• Declare as 'bulk active pharmaceutical ingredient intermediate' with DMF reference if applicable
• Ensure packaging prevents moisture absorption to maintain diol classification vs hydrated forms