Heavy water trade by country: top importers, exporters and prices
World trade in heavy water was worth $153.9 million in 2024, about 328 tonnes. That is an increase of 305% since 2017, and up 25% on 2023.
Public statistics, latest complete year (2024). Values in US dollars. Page updated .
World trade by year, 2017-2024
Hover or tap a year for detail.
Year by year
| Year | Value | Quantity |
|---|---|---|
| 2024 | $153.9M | 328 t |
| 2023 | $122.8M | 366 t |
| 2022 | $148.3M | 454 t |
| 2021 | $79.1M | 264 t |
| 2020 | $46.5M | 190 t |
| 2019 | $55.9M | 201 t |
| 2018 | $52.3M | 280 t |
| 2017 | $38.0M | 236 t |
Top heavy water exporting countries
Exports are led by Canada (38%), India (27%) and Iran (15%). 50 countries reported exports, and the top three account for 79%.
| Exporter | Value | Share |
|---|---|---|
| Canada | $57.8M | 38% |
| India | $40.9M | 27% |
| Iran | $23.0M | 15% |
| United States | $13.6M | 8.9% |
| Switzerland | $4.6M | 3% |
| Israel | $3.3M | 2.1% |
| Germany | $3.3M | 2.1% |
| France | $3.1M | 2% |
| Belgium | $882K | 0.6% |
| Japan | $789K | 0.5% |
| South Korea | $604K | 0.4% |
| Malaysia | $385K | 0.3% |
Top importing countries and buyer markets
The largest importers are the United States (31%), China (23%) and South Korea (14%). 91 countries imported it, and the top three take 68% of the value.
| Importer | Value | Share |
|---|---|---|
| United States | $47.0M | 31% |
| China | $35.8M | 23% |
| South Korea | $21.3M | 14% |
| Germany | $12.7M | 8.3% |
| Switzerland | $11.2M | 7.3% |
| France | $8.2M | 5.3% |
| Japan | $6.4M | 4.1% |
| Belgium | $3.4M | 2.2% |
| United Kingdom | $2.6M | 1.7% |
| Spain | $624K | 0.4% |
| Taiwan | $542K | 0.4% |
| Italy | $408K | 0.3% |
Average price per kg
The world average declared value was about $469.83 per kg in 2024. Among the main exporters, France averaged $1,112.84 per kg and the United States $302.05 per kg, so grade and origin matter.
Declared value divided by weight, all 2024 shipments worldwide. Prices per shipment and per company are in EximDataX.
Who is behind these numbers in this market?
The shipment records behind Heavy water (HS 2845.10) importers and exporters, worldwide: companies, dates, quantities and declared values.
Shipment records are in the platform
Tell us what you trade and we will show you the latest records on a live call.
Source: CEPII BACI (reconciled UN Comtrade data), HS 2017 edition, release 202601, Etalab Open Licence 2.0. Annual values in US dollars at the customs border; quantities in tonnes where reported. HS 2845.10: Heavy water (deuterium oxide). HS 2845 codes.
Common questions
Which countries export the most heavy water?
Canada exported $57.8 million in 2024, 38% of the world total, followed by India (27%) and Iran (15%). In all, 50 countries reported exports of this product. The full ranking and map are on this page.
Which countries import the most heavy water?
The United States imported $47.0 million in 2024, 31% of world imports, ahead of China (23%) and South Korea (14%). The top three importers together take 68%. Each country with its own page is linked from the table.
How big is the world trade in heavy water?
It was worth $153.9 million in 2024, about 328 tonnes. That is an increase of 305% since 2017. 2024 was the highest year since 2017. 50 countries reported exports and 91 reported imports.
What is the average price of heavy water per kg?
The world average declared value was about $469.83 per kg in 2024. Among the main exporters, France averaged $1,112.84 per kg and the United States $302.05 per kg, so grade and origin matter. The average mixes every grade and size, so use it as a market reference rather than an offer.
What is the HS code for heavy water?
The HS code for heavy water is subheading 2845.10, in chapter 28 (inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes). The first six digits are the same in every country; national tariffs add more. The full list of codes is on the HS 2845 page.
How can I find heavy water buyers and suppliers?
EximDataX shows the importers and exporters of heavy water by name, from shipment-level customs records updated weekly. Ask for a live look at the markets you sell to.
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