Tris(2,4-di-tert-butylphenyl) Phosphite from Germany
Tris(2,4-di-tert-butylphenyl) phosphite is a hindered phosphite ester used as a processing and long-term heat stabilizer for polyethylene and other polyolefins. Its sterically protected structure, with three bulky aryl groups, places it under 'other' phosphite esters. This compound is classified under tariff item 2920.29.00.
Duty Rate — Germany → Canada
0%
Import Tips
• Provide the CAS number (31570-04-4) and technical data to CBSA
• Ensure the product is not used in food-contact applications unless compliant
• Keep records of the polymer stabilization function