1-Hydroxyacetone (Hydroxyacetone) from Mexico
1-Hydroxyacetone contains both ketone and primary alcohol functional groups, qualifying as a ketone-alcohol under heading 2914.40. This simple alpha-hydroxyketone is used in pharmaceutical synthesis and as a biochemical reagent. It appears in HTS 2914.40.90.00 as 'other' ketone-alcohols.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6095.2%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
• Declare exact CAS number (116-09-6) and IUPAC name to prevent misclassification as aldehyde
• For quantities >100kg, provide end-use statement to avoid anti-dumping scrutiny on chemical intermediates
• Test for acetoin impurities; >5% contamination may shift classification