Chinox 245 TNU Antioxidant for Engineering Plastics from Mexico
Chinox 245 TNU is a high-performance hindered phenol antioxidant for nylon and polyester engineering plastics, providing heat aging resistance. Classified HTS 3812.39.9000 as compound stabilizer for plastics. Used in automotive under-hood components.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Certify low volatility for high-temperature processing applications
• Include melt flow index compatibility data for classification support
• Declare extractables content for automotive OEM specifications