Santoflex IPPD Rubber Antioxidant from Canada
Santoflex IPPD (N-isopropyl-N'-phenyl-p-phenylenediamine) is an aromatic antidegradant and antioxidant used in tire rubber compounds to protect against ozone cracking and heat aging. Classified under HTS 3812.39.60.00 due to its modified aromatic structure and rubber stabilization function.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide manufacturer specifications confirming CAS number and aromatic content for CBP verification
• Check REACH compliance documentation for EU-origin materials entering US
• Avoid common pitfall of misdeclaring concentration levels leading to duty recalculation