Official data Source: US Census Bureau international trade data Data through August 2026 · updated monthly

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Disodium sulfate

In short

  • The US imported $11.9M of this product over the 12 months to August 2026, up 11% on the year before.
  • Canada is the largest supplier, with 88.4% of US imports; China is next, with 6.5%.
  • India has the lowest price, but landed at a US port with freight and duty Canada is cheaper: $122.46/tonne against $136.36/tonne.
  • Duty paid averaged 2.9% of the value of imports in August 2026, down 1.5 points on a year earlier.
  • Canada is gaining share: 80.7% over the last 12 months, up from 74.7%.
  • 2 Federal Register notices named this product's tariff codes in the last 12 months.

US imports, Aug 2026

$835K

↓ −3.8% vs Aug 2025

Last 12 months

$11.9M

↑ +11% vs the 12 months before

Average duty paid

2.9%

↓ −1.5 pts vs Aug 2025

Top supplier

Canada

88.4% of US imports

US imports by month

The last 13 months, so the same month a year ago is on the left. August 2026 is highlighted.

Aug2025SepOctNovDecJan2026FebMarAprMayJunJulAug
Show the numbers
MonthUS imports
August 2025$868K
September 2025$798K
October 2025$778K
November 2025$1.0M
December 2025$755K
January 2026$1.1M
February 2026$1.3M
March 2026$1.2M
April 2026$1.1M
May 2026$1.1M
June 2026$1.1M
July 2026$772K
August 2026$835K

What changed

  • US imports were $835K in August 2026, up 8.2% from July 2026 and down 3.8% from August 2025.
  • Over the 12 months to August 2026 they totalled $11.9M, up 11% on the 12 months before.
  • Biggest moves in market share since July 2026: Canada up from 80.1% to 88.4%, India down from 9.6% to 4.4%.
  • Average price from China fell 55% since July 2026, to $109.40/tonne.
  • Duty paid on imports from China rose from 33.0% to 37.8% of their value since July 2026.

US trade by year

US imports were $11.9M in the 12 months to Aug 2026, up 39% on the 12 months to Aug 2017. US exports were $13.1M, down 33%.

2017201820192020202120222023202420252026
Show the numbers
PeriodUS imports
12 months to Aug 2017$8.6M
12 months to Aug 2018$8.0M
12 months to Aug 2019$9.9M
12 months to Aug 2020$10.6M
12 months to Aug 2021$9.3M
12 months to Aug 2022$9.8M
12 months to Aug 2023$11.3M
12 months to Aug 2024$11.8M
12 months to Aug 2025$10.8M
12 months to Aug 2026$11.9M
  • Canada
  • China
  • India
  • Germany
  • All countries
Share of US imports
Show the numbers
PeriodCanadaChinaIndiaGermany
12 months to Aug 201764.4%8.0%4.0%1.1%
12 months to Aug 201865.2%10.3%4.5%1.7%
12 months to Aug 201973.7%3.3%4.6%4.8%
12 months to Aug 202072.2%2.0%4.3%3.1%
12 months to Aug 202174.9%0.9%5.8%6.0%
12 months to Aug 202264.9%3.2%7.9%6.3%
12 months to Aug 202373.1%2.5%5.0%8.3%
12 months to Aug 202476.4%2.4%4.8%2.2%
12 months to Aug 202574.7%11.3%5.0%2.7%
12 months to Aug 202680.7%6.7%5.6%2.0%
Duty paid, % of value
Show the numbers
PeriodCanadaChinaIndiaGermanyAll countries
12 months to Aug 20170.0%0.4%0.0%0.4%0.1%
12 months to Aug 20180.0%0.4%0.1%0.4%0.1%
12 months to Aug 20190.0%11.6%0.1%0.4%0.4%
12 months to Aug 20200.0%25.4%0.3%0.4%0.6%
12 months to Aug 20210.0%11.4%0.3%0.4%0.2%
12 months to Aug 20220.0%5.6%0.3%0.4%0.3%
12 months to Aug 20230.0%6.1%0.3%0.4%0.2%
12 months to Aug 20240.0%7.9%0.4%0.4%0.3%
12 months to Aug 20250.0%13.9%2.9%4.4%2.1%
12 months to Aug 20260.0%34.7%29.6%7.8%4.6%
PeriodUS importsDuty paidUS exports
12 months to Aug 2026$11.9M+11%4.6%+2.5 pts$13.1M−5.7%
12 months to Aug 2025$10.8M−8.4%2.1%+1.8 pts$13.9M−49%
12 months to Aug 2024$11.8M+4.5%0.3%0.0 pts$27.3M−34%
12 months to Aug 2023$11.3M+15%0.2%0.0 pts$41.4M+50%
12 months to Aug 2022$9.8M+5.3%0.3%+0.1 pts$27.5M−13%
12 months to Aug 2021$9.3M−12%0.2%−0.4 pts$31.5M+23%
12 months to Aug 2020$10.6M+8.0%0.6%+0.1 pts$25.5M+21%
12 months to Aug 2019$9.9M+23%0.4%+0.4 pts$21.1M−14%
12 months to Aug 2018$8.0M−6.4%0.1%0.0 pts$24.4M+25%
12 months to Aug 2017$8.6M0.1%$19.5M

Who supplies the US

August 2026. Small figures under each value are the change from August 2025. Landed cost by origin, below, adds freight and duty to the price.

CountryUS importsShareAverage priceDuty paidLast 13 months
Canada$738K88.4%+24.8 pts$116.55/tonne+1.3%0.0%0.0 pts
China$55K6.5%−13.2 pts$109.40/tonne−69%37.8%+24.8 pts
India$37K4.4%−3.0 pts$109.59/tonne+16%10.4%0.0 pts
Germany$5K0.6%−0.3 pts$584.00/tonne+46%0.0%−15.0 pts
All countries$835K100.0%$116.31/tonne−18%2.9%−1.5 pts

The 3 largest suppliers had 93.0% of US imports over the last 12 months.

Landed cost by origin

What importers paid to land this product at a US port from each main supplier, June–August 2026: the price, freight and insurance to the first US port, and duty, per unit. Suppliers with 3% or more of these imports, cheapest landed first. Small figures under landed cost are the change from the same months a year earlier.

  • Price
  • Freight and insurance
  • Duty
CountryPriceFreight and insuranceDutyLanded costMake-up
Canada$118.83/tonne$3.63/tonne3.1% of price$0.00/tonne0.0% of price$122.46/tonne+1.6%
India$117.83/tonne$6.28/tonne5.3% of price$12.26/tonne10.4% of price$136.36/tonne−7.4%
China$198.70/tonne$43.82/tonne22.1% of price$47.84/tonne24.1% of price$290.36/tonne−46%
All countries$124.06/tonne$5.49/tonne4.4% of price$2.87/tonne2.3% of price$132.42/tonne−8.0%

Landed at a US port, Canada was cheapest, at $122.46/tonne: 10.2% below India.

India had the lowest price before freight and duty, $117.83/tonne, but they added 15.7% to it.

Landed cost from China fell 46% on a year earlier, to $290.36/tonne, mostly on price: $410.84/tonne then, $198.70/tonne now.

How the market is shifting

Canada gained the most share: 80.7% of US imports over the last 12 months, up from 74.7% in the 12 months before. China lost the most: 6.7%, down from 11.3%. The charts show September 2024 to August 2026 for the 4 largest suppliers over the last 12 months.

  • Canada
  • China
  • India
  • Germany
  • All countries
Share of US imports
Show the numbers
MonthCanadaChinaIndiaGermany
September 202483.7%7.1%6.4%1.8%
October 202477.6%6.5%5.7%3.6%
November 202479.0%12.8%5.4%0.9%
December 202482.0%6.6%1.0%4.5%
January 202584.3%2.9%1.8%0.0%
February 202558.0%28.2%5.8%1.2%
March 202583.9%1.4%8.7%3.4%
April 202560.9%20.8%8.3%2.6%
May 202567.4%21.1%5.4%4.5%
June 202580.6%7.2%0.7%5.8%
July 202572.7%1.1%2.2%2.5%
August 202563.6%19.8%7.4%1.0%
September 202588.4%1.8%5.4%0.0%
October 202567.2%1.9%7.3%10.8%
November 202585.4%8.5%2.8%0.0%
December 202587.9%0.4%9.8%0.8%
January 202675.6%4.8%8.8%5.1%
February 202673.4%20.0%3.7%0.2%
March 202682.2%12.8%2.0%0.0%
April 202671.6%3.0%4.7%0.7%
May 202688.8%2.5%8.7%0.0%
June 202683.9%6.1%2.9%5.8%
July 202680.1%3.5%9.6%1.4%
August 202688.4%6.5%4.4%0.6%
Duty paid, % of value
Show the numbers
MonthCanadaChinaIndiaGermanyAll countries
September 20240.0%0.0%0.4%0.4%0.0%
October 20240.0%9.4%0.4%0.4%0.7%
November 20240.0%1.0%0.4%0.4%0.2%
December 20240.0%9.6%0.0%0.4%0.7%
January 20250.0%3.1%0.4%n/a0.1%
February 20250.0%0.0%0.4%0.4%0.0%
March 20250.0%13.8%0.3%0.4%0.2%
April 20250.0%3.8%0.1%0.0%0.8%
May 20250.0%51.1%8.5%10.4%11.8%
June 20250.0%5.8%10.4%10.4%1.7%
July 20250.0%55.4%10.4%0.0%2.5%
August 20250.0%12.9%10.4%15.0%4.4%
September 20250.0%55.4%39.8%n/a3.8%
October 20250.0%55.4%50.4%2.0%6.4%
November 20250.0%45.4%50.4%n/a5.8%
December 20250.0%45.4%50.4%15.0%5.4%
January 20260.0%24.1%50.4%13.7%6.8%
February 20260.0%45.4%34.5%15.0%10.5%
March 20260.0%29.0%10.4%n/a4.0%
April 20260.0%10.1%10.4%10.0%2.6%
May 20260.0%16.8%10.4%n/a1.3%
June 20260.0%9.0%10.4%10.3%1.6%
July 20260.0%33.0%10.4%2.3%2.7%
August 20260.0%37.8%10.4%0.0%2.9%

Tariff actions touching this product

Federal Register notices from the last 12 months that list this product's tariff codes. A notice can add a duty, exclude products from one or only mention them, so read each for what it changes. Search the Federal Register for 2833.11

Where it enters the US

Main ports of entry over the 12 months to August 2026: US imports and share.

  1. Portal, ND$6.8M · 57.3%
  2. Sweetgrass, MT$1.9M · 16.3%
  3. Newark, NJ$770K · 6.5%
  4. International Falls-Ranier, MN$692K · 5.8%
  5. Philadelphia, PA$588K · 4.9%

Where US exports go

US exports were $1.1M in August 2026, up 34% from August 2025, and $13.1M over the last 12 months, down 5.7% on the 12 months before. Fastest-growing market with 3% or more of US exports: Ireland, up 435%.

MarketLast 12 monthsSharevs 12 months before
Mexico$7.1M54.2%−13%
India$1.6M12.1%−28%
Canada$1.2M9.5%−33%
Ireland$934K7.2%+435%
Belgium$841K6.4%+75%
Poland$503K3.9%+92%
Switzerland$307K2.4%+470%
Honduras$115K0.9%+64%
Other countries (13)$467K3.6%+46%
All countries$13.1M100.0%−5.7%

Markets abroad

Each country's own import figures for this product, from UN Comtrade: the 8 biggest importers outside the US in the latest year each has reported, what they bought from the US, and the change from the year before. Values usually include freight and insurance to the importer's border, so they run a little above US export figures. Countries report a year or more late; 110 have reported 2025 so far.

MarketImportsvs year beforeFrom the USUS share
Brazil$77.8Min 2025−14%$20K0.0%
Colombia$33.2Min 2025−7.5%$237K0.7%
Egypt$28.2Min 2025+25%$00.0%
Nigeria$27.7Min 2025+25%$3070.0%
Tanzania$25.6Min 2025+13%$00.0%
Indonesia$23.4Min 2025−25%$37K0.2%
Germany$21.6Min 2025+24%$32K0.1%
Guatemala$21.2Min 2025+8.3%$4200.0%

The biggest market outside the US is Brazil, which imported $77.8M of this product in 2025, under 0.1% of it from the US.

Of these, imports into Egypt grew fastest: up 25% from 2024 to 2025.

Other products under heading 2833: sulfates; alums; peroxosulfates (persulfates). US trade over the 12 months to August 2026.

ProductUS importsUS exports
Copper sulfateHS 2833.25$120.1M$125.3M
Sulfates, not elsewhere specifiedHS 2833.29$196.5M$38.9M
Peroxosulfates (persulfates)HS 2833.40$9.0M$33.2M
Sodium sulfates, except disodium sulfates, not elsewhere specifiedHS 2833.19$6.3M$23.3M
Magnesium sulfateHS 2833.21$17.6M$8.4M
Barium sulfateHS 2833.27$17.7M$5.0M
Nickel sulfateHS 2833.24$8.4M$9.2M
Aluminum sulfateHS 2833.22$6.2M$2.7M
About these figures
  • Source: US Census Bureau international trade data, not seasonally adjusted, in US dollars. Retrieved November 3, 2026.
  • US imports are general imports at customs value, which excludes freight and insurance. Exports are at free-alongside-ship value.
  • Average price is customs value divided by quantity (tonnes), across all of the product's 10-digit lines.
  • Duty paid is the duty Census calculates on each country's imports for consumption, as a share of their value. It moves with tariff changes, exemptions and the mix of goods within the product.
  • Landed cost adds Census's import charges (freight, insurance and other costs of bringing the goods to the first US port) and calculated duty to the customs value, per unit, across the product's 10-digit lines. It leaves out antidumping and countervailing duties, customs fees and transport inland. Prices are averages across the goods within the code, so a lower one can mean cheaper goods, not the same goods for less.
  • Markets abroad are each country's imports as it reports them to UN Comtrade, in US dollars, usually including freight and insurance. Countries report a year or more late and in their own edition of the HS codes, so one still on an older edition is missing for codes that changed in 2022.
  • Tariff notices are from the Federal Register, matched to this product by the HTS numbers in their text.
  • Census revises recent months, so figures can change slightly. These are estimates for research and planning, not customs or legal advice.

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