Heading 2843: Colloidal precious metals; inorganic or organic compounds of precious metals, whether or…
Every line of heading 2843 in the U.S. Harmonized Tariff Schedule, with its general (column 1) duty rate. Open a code for the landed cost calculator, trade agreement rates and email alerts if the rate changes.
Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals
Chapter 28: Inorganic chemicals. Schedule checked on November 8, 2026.
Not always the total: additional chapter 99 duties (such as Section 232 or Section 301), antidumping or countervailing duties may apply depending on the country of origin. See recent chapter 99 changes →
Tariff lines
| HTS code | Official description | General rate |
|---|---|---|
| 2843.10.00.00 | Colloidal precious metals | 5.5% |
| 2843.21.00.00 | Silver nitrate | 3.7% |
| 2843.29.01.00 | Other | 3.7% |
| 2843.30.00.00 | Gold compounds | 5% |
| 2843.90.00.00 | Other compounds; amalgams | 3.7% |
Exporting this product from the U.S.?
Exports are reported with Schedule B numbers. Heading 2843 has 5 of them. Schedule B lookup →
- 2843.10.0000COLLOIDAL PRECIOUS METALS
- 2843.21.0000SILVER NITRATE
- 2843.29.0100SILVER COMPOUNDS, EXCEPT SILVER NITRATE
- 2843.30.0000GOLD COMPOUNDS
- 2843.90.0000INORGANIC OR ORGANIC COMPOUNDS OF PRECIOUS METALS, WHETHER OR NOT CHEMICALLY DEFINED, OR AMALGAMS OF PRECIOUS METALS, NESOI
Source: U.S. International Trade Commission, Harmonized Tariff Schedule; Schedule B: U.S. Census Bureau. Information only, not legal or customs advice; U.S. Customs and Border Protection decides the classification and the duty. Confirm with a licensed customs broker before you ship.
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