HS 3815 — Reaction initiators, reaction accelerators and catalytic preparations
HS heading 3815 (Reaction initiators, reaction accelerators and catalytic preparations) spans 4 products in U.S. import records, with 17,132 bill-of-lading shipments. The most imported are With precious metal or precious metal compounds as the active substance, Supported catalysts, other, and Reaction initiators, reaction accelerators and catalytic preparations, other.
Part of Chapter 38: Miscellaneous chemical products
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through July 2026
Products under this heading
| HS | Product | Shipments |
|---|---|---|
| 381512 | With precious metal or precious metal compounds as the active substance | 7,129 |
| 381519 | Supported catalysts, other | 5,641 |
| 381590 | Reaction initiators, reaction accelerators and catalytic preparations, other | 3,735 |
| 381511 | With nickel or nickel compounds as the active substance | 627 |