2-Propylvaleric Acid Technical Grade from Canada
Technical-grade valproic acid (2-propylpentanoic acid) used in chemical synthesis and research. This chemically defined saturated acyclic monocarboxylic acid is specifically named under HTS 2915.90.14.00, distinguishing it from other acids in the heading.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6095.8%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
• Include Material Safety Data Sheet (MSDS) and purity assay report; use UN-approved packaging for Class 8 corrosives
• Pitfall: bulk shipments require proper venting to prevent pressure buildup