Calcium 2-Ethylbutyrate from Mexico
Calcium 2-ethylbutyrate is the calcium salt of 2-ethylbutanoic acid (C6 but classified by C4 chain), under 'other' salts in HTS 2915.60.50.00. Used in nutritional supplements.
Duty Rate — Mexico → United States
12.1%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Supplement use requires FDA registration; distinguish from pharma intermediates
• Salt classified with acid per Note (C); metal content analysis needed
• Dust hazard; anti-dusting agents must comply with Note (g)