DEAE Sulfate Salt from Mexico
N,N-Diethylaminoethanol sulfate (1:1) protonated salt under HTS 2922.19.96.10. Provides enhanced stability for aqueous applications. Organic base classification prevails over sulfuric acid 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
• Sulfate <45% weight prevents inorganic salt dominance
• Conductivity measurements verify protonation state
• Avoid pesticide formulations that trigger Chapter 38