# United States tariff lines under HS 2804.50

> The United States tariff splits HS 2804.50 (boron; tellurium) into 2 national lines: 2804.50.00.10 (boron) and 2804.50.00.20 (tellurium). Every United States line under 2804.50 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/280450
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 28](https://border.bot/countries/united-states/hs-codes/28) / [2804.50](https://border.bot/countries/united-states/hs-codes/280450)

## Key facts

- HS subheading: [2804.50](https://border.bot/hs-codes/280450)
- Duty (MFN): Free
- National lines: 2
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes

## United States lines under 2804.50

The United States tariff splits HS 2804.50 (boron; tellurium) into 2 national lines: 2804.50.00.10 (boron) and 2804.50.00.20 (tellurium).

Every United States line under 2804.50 is free of general (MFN) duty.

- [2804.50.00.10](https://border.bot/countries/united-states/hs-codes/2804500010) Boron; tellurium, Boron. Duty (MFN): free
- [2804.50.00.20](https://border.bot/countries/united-states/hs-codes/2804500020) Boron; tellurium, Tellurium. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 2804.50 yet.

- [The Harmonized System text for 2804.50](https://border.bot/hs-codes/280450)

- Previous subheading: [2804.40](https://border.bot/countries/united-states/hs-codes/280440) Hydrogen, rare gases and other nonmetals
- Next subheading: [2804.61](https://border.bot/countries/united-states/hs-codes/280461) Hydrogen, rare gases and other nonmetals

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 2804.50?

The United States tariff splits HS 2804.50 (boron; tellurium) into 2 national lines: 2804.50.00.10 (boron) and 2804.50.00.20 (tellurium).

### What is the duty on HS 2804.50 in the United States?

Every United States line under 2804.50 is free of general (MFN) duty.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 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.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/280450.json