Diethyl Ketone (3-Pentanone) from Mexico
Diethyl ketone, also known as 3-pentanone, is an acyclic ketone with the formula CH3CH2COCH2CH3, used as a solvent in organic synthesis and industrial applications. It falls under HTS 2914.19.00.00 as an acyclic ketone without other oxygen functions, distinct from simpler ketones like acetone. This chemically defined organic compound meets Chapter 29 note (a) for separate compounds.
Duty Rate — Mexico → United States
4%
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
• Verify purity certificates to confirm it's a separate chemically defined compound per Chapter 29 notes; ensure SDS sheets detail no other oxygen functions
• Common pitfall: misclassification as mixtures if impurities exceed trace levels
• Label containers with UN numbers for hazmat shipping compliance