# HS code 3812.10: 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, prepared rubber accelerators

> HS code 3812.10 covers 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, prepared rubber accelerators. It sits in heading 38.12 (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) in chapter 38 (miscellaneous chemical products). Other goods of heading 38.12 are classified under 3812.20 (compound plasticisers for rubber or plastics), 3812.31 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)) and 3812.39 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, other). National tariff lines under 3812.10 are live on border.bot for the United States (2 lines, also used by 1 other country).

Source: https://border.bot/hs-codes/381210
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 38](https://border.bot/hs-codes/38) / [38.12](https://border.bot/hs-codes/3812) / [3812.10](https://border.bot/hs-codes/381210)

## Key facts

- HS code: 3812.10
- Covers: 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, prepared rubber accelerators
- Heading: [38.12: 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](https://border.bot/hs-codes/3812)
- Chapter: [38: Miscellaneous chemical products](https://border.bot/hs-codes/38)
- Edition: HS2022
- Duty in the United States: [See its 2 lines](https://border.bot/countries/united-states/hs-codes/381210)

## What this code covers

HS code 3812.10 covers 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, prepared rubber accelerators.

The legal text of the subheading is “Prepared rubber accelerators”, in HS2022.

## What it doesn’t cover

Other goods of heading 38.12 are classified under 3812.20 (compound plasticisers for rubber or plastics), 3812.31 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)) and 3812.39 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, other).

- [3812.20](https://border.bot/hs-codes/381220) Compound plasticisers for rubber or plastics
- [3812.31](https://border.bot/hs-codes/381231) Anti-oxidising preparations and other compound stabilisers for rubber or plastics: Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)
- [3812.39](https://border.bot/hs-codes/381239) Anti-oxidising preparations and other compound stabilisers for rubber or plastics: Other

## How it is structured

3812.10 is a six-digit subheading. Its first two digits, 38, are the chapter; the first four, 3812, are heading 38.12; the last two, 10, identify the subheading within the heading.

Countries add their own digits after these six for their national tariff lines.

- Chapter 38: Miscellaneous chemical products
- Heading 38.12: 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
- Subheading 3812.10: Prepared rubber accelerators

## In other countries

National tariff lines under 3812.10 are live on border.bot for the United States (2 lines, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/381210): 2 lines, used by 1 other country

- Previous subheading: [3811.90](https://border.bot/hs-codes/381190) Other
- Next subheading: [3812.20](https://border.bot/hs-codes/381220) Compound plasticisers for rubber or plastics

## Frequently asked questions

### What does HS code 3812.10 cover?

HS code 3812.10 covers 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, prepared rubber accelerators.

### Which heading and chapter is HS code 3812.10 in?

HS code 3812.10 is in heading 38.12 (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) in chapter 38 (miscellaneous chemical products).

### Where are goods of heading 38.12 classified when 3812.10 doesn’t fit?

Other goods of heading 38.12 are classified under 3812.20 (compound plasticisers for rubber or plastics), 3812.31 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)) and 3812.39 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, other).

### Which countries’ tariffs list national lines under HS code 3812.10?

National tariff lines under 3812.10 are live on border.bot for the United States (2 lines, also used by 1 other country).

## Sources and updates

The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.

This page was last updated on 11 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Machine-readable: https://border.bot/hs-codes/381210.json