HS 3812-31 – Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Prepared rubber accelerators; compound plasticizers for rubber or plastics, not elsewhere specified or included; anti-oxidizing preparations and other compound stabilizers for rubber or plastics. – Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ).