4-tert-Butylphenol from Mexico
4-tert-Butylphenol is an alkyl-substituted monophenol used in resin production and antioxidants, classified in HTS 2907.19.80.00. As a separate chemically defined compound, it fits Chapter 29 monophenols 'other' category. Primarily industrial chemical intermediate.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
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
• Skin sensitizer - ensure proper PPE declarations and transport category
• Molecular weight confirmation prevents ketone misclassification
• Industrial vs consumer packaging affects retail set exclusions