# 381231 — Prepared rubber accelerators; compound plasticisers for rubber or plastics, not…: Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)

HS code 381231 classifies Prepared rubber accelerators; compound plasticisers for rubber or plastics, not…: Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ). It belongs to Chapter 38 (Miscellaneous chemical products) of Section VI (Products of the chemical or allied industries) of the Harmonized System. Duty rates are recorded for 1 country.

> Section VI · Products of the chemical or allied industries
> Chapter 38 · Miscellaneous chemical products

**HS code:** `381231`

## Description

Prepared rubber accelerators; compound plasticisers for rubber or plastics, not elsewhere specified or included; anti-oxidising preparations and other compound stabilisers for rubber or plastics : Anti-oxidising preparations and other compound stabilisers for rubber or plastics : Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)

## Duty rates

| Country | Rate | Programme |
| --- | --- | --- |
| US United States | 6.5% | MFN |

Rates effective as of 2026-01-01.

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Source: https://hscode.eximagent.ai/38/381231
Last updated: 2026-06-03
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