Tris(2,4-di-tert-butylphenyl)phosphite from United States
Tris(2,4-di-tert-butylphenyl)phosphite is a sterically hindered organophosphite used as a secondary antioxidant in polymer production. It contains phosphorus bonded to three phenolic groups, providing thermal stability to plastics. This compound is a non-halogenated organo-phosphorus derivative, classified under tariff item 2931.49.00 as 'Other' organo-inorganic compounds.
Duty Rate — United States → Canada
0%
Import Tips
• Declare the product's chemical name and CAS number on the commercial invoice for accurate classification
• Verify that the product is not a halogenated derivative, as those are classified separately
• Ensure the product is properly packaged and labeled for shipment, as it may be subject to chemical safety regulations