Choline Hydroxide from Canada
Choline hydroxide, also known as choline base in solution, serves as a strong organic base in chemical synthesis and cosmetics formulation. It qualifies under HTS 2923.10.00.00 as a quaternary ammonium hydroxide explicitly covered in the heading.
Duty Rate — Canada → 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
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Ship in approved containers per chapter note (e)", ensuring solvent use is solely for safety/transport
• Include safety data sheets confirming it's not particularly suited for specific uses beyond general chemical applications
• Test for impurities; chapter requires classification based on principal compound even with minor impurities