HS 2843 — Colloidal precious metals
HS heading 2843 (Colloidal precious metals) spans 3 products in U.S. import records, with 13,848 bill-of-lading shipments. The most imported are Colloidal precious metals, gold compounds, Silver compounds, silver nitrate, and Colloidal precious metals, other compounds.
Part of Chapter 28: Inorganic chemicals; compounds of precious metals and rare-earth metals
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/2843
Products under this heading
| HS | Product | Shipments |
|---|---|---|
| 284330 | Colloidal precious metals, gold compounds | 7,043 |
| 284321 | Silver compounds, silver nitrate | 6,669 |
| 284390 | Colloidal precious metals, other compounds | 136 |
Frequently asked questions about HS 2843
What is HS code 2843?
HS 2843 covers colloidal precious metals. It is a 4-digit heading in chapter 28 (Inorganic chemicals; compounds of precious metals and rare-earth metals) of the Harmonized System, with 3 six-digit subheadings that appear in U.S. import records.
How many U.S. import shipments fall under HS 2843?
ImportDoor has 13,848 U.S. Customs bill-of-lading shipment records under HS heading 2843, updated monthly.
What is the most imported product under HS 2843?
Colloidal precious metals, gold compounds (HS 284330) leads with 7,043 shipments, followed by Silver compounds, silver nitrate (HS 284321) and Colloidal precious metals, other compounds (HS 284390).