Cellulose Acetate Butyrate from Mexico
Cellulose acetate butyrate combines acetate and butyrate esters on cellulose, used in specialty plastics and coatings. While typically Chapter 39, high-purity monomeric analogs classify under HTS 2940.00.60.00 as chemically pure sugar esters. Provides mixed ester functionality for thermoplastic applications.
Duty Rate — Mexico → United States
5.8%
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
• Verify degree of polymerization <50 for monomeric classification; Provide infrared spectra showing ester carbonyls; Avoid Chapter 39 plastics confusion with monomer paperwork