Cyclohexanecarboxylic Acid from Canada
Cyclohexanecarboxylic acid is technically saturated but classified here when imported as acyclic acid precursor. Used in pharmaceutical synthesis and polymer production under HTS 2915.90.50.
Duty Rate — Canada → United States
3.8%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide NMR spectrum confirming acyclic precursor status if disputed
• Declare ring size and saturation status in technical literature
• Monitor for cyclohexene impurities that trigger unsaturated classification