ADK Stab AO-259 Antioxidant from Mexico
ADK Stab AO-259 is a hindered phenolic antioxidant, chemically 1,6-hexanediol bis(3,5-dibutyl-4-hydroxyphenyl)propionate. It is used in engineering plastics for heat stability. This ester derivative of a phenolic carboxylic acid falls under tariff item 2918.29.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the product is a single chemically defined compound
• Provide the chemical name and purity data
• Ensure the product is not classified as a polymer additive under Chapter 38, which would change the tariff classification