What is the import duty rate for HTS 2831 (Dithionites And Sulfoxylates:)?

The general (MFN) duty rate for HTS 2831 is varies by subheading. Free-trade-agreement (special) and Column 2 rates may also apply. Estimate the total landed cost by country of origin with the ShipSeeker calculator.

What does HTS 2831 cover?

HTS 2831 covers Dithionites And Sulfoxylates: in the U.S. Harmonized Tariff Schedule (chapter 28).

Is HTS 2831 subject to a Section 301 tariff?

Goods imported from China may carry an additional Section 301 tariff (typically +25% or +7.5%) on top of the base duty rate. Use the ShipSeeker calculator with origin set to China to estimate it.

Home › Ch. 28

HTS 2831 Chapter 28

Dithionites And Sulfoxylates:

U.S. import duty rate & tariff classification for HTS 2831 in the Harmonized Tariff Schedule.

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Duty rates for HTS 2831 are set at the subheading level.

Across its 2 subheadings, published general rates are 5.5%. Pick a specific code below for its exact rate.

Subheadings under 2831

HTS code	Description	General rate
2831.10	Of Sodium:	—
2831.90.00.00	Other	5.5%

Next steps for HTS 2831

🧮Calculate landed costDuty + Section 301/232 + CBP fees, by origin 🌍Compare origins (China+1)The cheapest compliant country to import from 📊U.S. trade volumesInorg Chem; Prec & Rare-earth Met & Radioact Compd (HS 28) 🤖Is this the right code?Describe your product & let the AI classifier check

🇨🇳 Importing from China? Goods from China may carry an additional Section 301 tariff (+25% or +7.5%) on top of the rate above. Estimate the real landed cost →

Source: U.S. International Trade Commission (USITC) Harmonized Tariff Schedule. Rates are for reference; verify with a licensed customs broker before importing.