Research Grade Butyl Methylphosphinate from Mexico
Ultra-pure butyl methylphosphinate (>99.5%) for laboratory synthesis of phosphinate polymers, specifically under HTS 2931.49.0015 as non-halogenated organo-phosphorus compound. Supplied in small research quantities with CoA.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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
• Include end-use statement for research exemption from certain registrations; package under 1L for lab exemption thresholds
• Verify no water dissolution exceeding note 2(d) limits