# 284390 — Colloidal precious metals; inorganic or organic compounds of precious metals,…: Other compounds; amalgams

HS code 284390 classifies Colloidal precious metals; inorganic or organic compounds of precious metals,…: Other compounds; amalgams. It belongs to Chapter 28 (Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes) 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 28 · Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes

**HS code:** `284390`

## Description

Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals : Other compounds; amalgams

## Duty rates

| Country | Rate | Programme |
| --- | --- | --- |
| US United States | 3.7% | MFN |

Rates effective as of 2026-01-01.

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Source: https://hscode.eximagent.ai/28/284390
Last updated: 2026-06-03
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