# United States tariff lines under HS 2841.70

> The United States tariff splits HS 2841.70 (molybdates) into 2 national lines: 2841.70.10.00 (of ammonium) and 2841.70.50.00 (other). The general (MFN) duty differs by line: 4.3% on 2841.70.10.00 and 3.7% on 2841.70.50.00.

Source: https://border.bot/countries/united-states/hs-codes/284170
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) / [2841.70](https://border.bot/countries/united-states/hs-codes/284170)

## Key facts

- HS subheading: [2841.70](https://border.bot/hs-codes/284170)
- 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 2841.70

The United States tariff splits HS 2841.70 (molybdates) into 2 national lines: 2841.70.10.00 (of ammonium) and 2841.70.50.00 (other).

The general (MFN) duty differs by line: 4.3% on 2841.70.10.00 and 3.7% on 2841.70.50.00.

- [2841.70.10.00](https://border.bot/countries/united-states/hs-codes/2841701000) Molybdates, Of ammonium. Duty (MFN): 4.3%
- [2841.70.50.00](https://border.bot/countries/united-states/hs-codes/2841705000) Molybdates, Other. Duty (MFN): 3.7%

## In other countries

No other national tariff on border.bot has live lines under 2841.70 yet.

- [The Harmonized System text for 2841.70](https://border.bot/hs-codes/284170)

- Previous subheading: [2841.69](https://border.bot/countries/united-states/hs-codes/284169) Salts of oxometallic or peroxometallic acids
- Next subheading: [2841.80](https://border.bot/countries/united-states/hs-codes/284180) Salts of oxometallic or peroxometallic acids

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 2841.70?

The United States tariff splits HS 2841.70 (molybdates) into 2 national lines: 2841.70.10.00 (of ammonium) and 2841.70.50.00 (other).

### What is the duty on HS 2841.70 in the United States?

The general (MFN) duty differs by line: 4.3% on 2841.70.10.00 and 3.7% on 2841.70.50.00.

## 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/284170.json