</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Chinox 245 TNU Antioxidant for Engineering Plastics from Canada

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 — Canada → United States

15%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

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

Chinox 245 TNU Antioxidant for Engineering Plastics from Canada — Import Duty Rate | HTS 3812.39.90.00