DEAE Phosphate (Mono) from Mexico
Mono-phosphate salt of N,N-diethylaminoethanol, classified under HTS 2922.19.96.10 as protonated salt of enumerated amino-alcohol. Used in biochemical buffering systems. Inorganic-organic salt classifies with organic component.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%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
• ,Biotech imports need USP/EP certificates confirming reagent purity
• Label as 'mono' vs 'di' phosphate affecting molecular weight declarations