HS 3812 — Prepared rubber accelerators
HS heading 3812 (Prepared rubber accelerators) spans 4 products in U.S. import records, with 6,823 bill-of-lading shipments. The most imported are Compound plasticizers for rubber or plastics, Anti-oxidizing preparations and other compound stabilizers for rubber or plastics, other, and Prepared rubber accelerators.
Part of Chapter 38: Miscellaneous chemical products
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/heading/3812
Products under this heading
| HS | Product | Shipments |
|---|---|---|
| 381220 | Compound plasticizers for rubber or plastics | 2,930 |
| 381239 | Anti-oxidizing preparations and other compound stabilizers for rubber or plastics, other | 2,489 |
| 381210 | Prepared rubber accelerators | 1,113 |
| 381231 | Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ) | 291 |
Frequently asked questions about HS 3812
What is HS code 3812?
HS 3812 covers prepared rubber accelerators. It is a 4-digit heading in chapter 38 (Miscellaneous chemical products) of the Harmonized System, with 4 six-digit subheadings that appear in U.S. import records.
How many U.S. import shipments fall under HS 3812?
ImportDoor has 6,823 U.S. Customs bill-of-lading shipment records under HS heading 3812, updated monthly.
What is the most imported product under HS 3812?
Compound plasticizers for rubber or plastics (HS 381220) leads with 2,930 shipments, followed by Anti-oxidizing preparations and other compound stabilizers for rubber (HS 381239) and Prepared rubber accelerators (HS 381210).