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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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