# HS code 8105.20: Cobalt mattes and other intermediate products of cobalt metallurgy; unwrought cobalt; powders

> HS code 8105.20 covers cobalt mattes and other intermediate products of cobalt metallurgy; unwrought cobalt; powders. It sits in heading 81.05 (cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap) in chapter 81 (other base metals; cermets; articles thereof). Other goods of heading 81.05 are classified under 8105.30 (waste or scrap) and 8105.90 (other). National tariff lines under 8105.20 are live on border.bot for the United States (3 lines, also used by 1 other country).

Source: https://border.bot/hs-codes/810520
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 81](https://border.bot/hs-codes/81) / [81.05](https://border.bot/hs-codes/8105) / [8105.20](https://border.bot/hs-codes/810520)

## Key facts

- HS code: 8105.20
- Covers: Cobalt mattes and other intermediate products of cobalt metallurgy; unwrought cobalt; powders
- Heading: [81.05: Cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap](https://border.bot/hs-codes/8105)
- Chapter: [81: Other base metals; cermets; articles thereof](https://border.bot/hs-codes/81)
- Edition: HS2022
- Duty in the United States: [See its 3 lines](https://border.bot/countries/united-states/hs-codes/810520)

## What this code covers

HS code 8105.20 covers cobalt mattes and other intermediate products of cobalt metallurgy; unwrought cobalt; powders.

The legal text of the subheading is “Cobalt mattes and other intermediate products of cobalt metallurgy; unwrought cobalt; powders”, in HS2022.

## What it doesn’t cover

Other goods of heading 81.05 are classified under 8105.30 (waste or scrap) and 8105.90 (other).

- [8105.30](https://border.bot/hs-codes/810530) Waste and scrap
- [8105.90](https://border.bot/hs-codes/810590) Other

## How it is structured

8105.20 is a six-digit subheading. Its first two digits, 81, are the chapter; the first four, 8105, are heading 81.05; the last two, 20, identify the subheading within the heading.

Countries add their own digits after these six for their national tariff lines.

- Chapter 81: Other base metals; cermets; articles thereof
- Heading 81.05: Cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap
- Subheading 8105.20: Cobalt mattes and other intermediate products of cobalt metallurgy; unwrought cobalt; powders

## In other countries

National tariff lines under 8105.20 are live on border.bot for the United States (3 lines, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/810520): 3 lines, used by 1 other country

- Previous subheading: [8104.90](https://border.bot/hs-codes/810490) Other
- Next subheading: [8105.30](https://border.bot/hs-codes/810530) Waste and scrap

## Frequently asked questions

### What does HS code 8105.20 cover?

HS code 8105.20 covers cobalt mattes and other intermediate products of cobalt metallurgy; unwrought cobalt; powders.

### Which heading and chapter is HS code 8105.20 in?

HS code 8105.20 is in heading 81.05 (cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap) in chapter 81 (other base metals; cermets; articles thereof).

### Where are goods of heading 81.05 classified when 8105.20 doesn’t fit?

Other goods of heading 81.05 are classified under 8105.30 (waste or scrap) and 8105.90 (other).

### Which countries’ tariffs list national lines under HS code 8105.20?

National tariff lines under 8105.20 are live on border.bot for the United States (3 lines, also used by 1 other country).

## Sources and updates

The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.

This page was last updated on 11 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Machine-readable: https://border.bot/hs-codes/810520.json