Tariff reference › Chapter 38 › 3812.39.20.00
HTS 3812.39.20.00 — Mixtures of N,N'-diaryl-p-phenylenediamines
The current US import duty for Mixtures of N,N'-diaryl-p-phenylenediamines (HTS 3812.39.20.00) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.
Prepared rubber accelerators; compound plasticizers for rubber or plastics, not elsewhere specified or included; antioxidizing preparations and other compound stabilizers for rubber or plastics: › Anti-oxidizing preparations and other compound stabilizers for rubber or plastics: › Other: › Containing any aromatic or modified aromatic antioxidant or other stabilizer: › Mixtures of N,N'-diaryl-p-phenylenediamines
Current US duty rate
| Column 1 (General / MFN) | 6.5% |
|---|---|
| Special (FTA programs) | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| Column 2 (other) | 3.7¢/kg + 60% |
No Chapter 99 (Section 301/232/122) cross-reference on this line; origin-specific surcharges may still apply — check the calculator.
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Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=3812.39.20.00&origin=&value=. Current as of USITC 2026HTSRev13 (synced 2026-07-29).