Isotopes other than those of heading 2844: U.S. export markets
U.S. exports of isotopes other than those of heading 2844 (HS 2845) totaled $345 million in 2025, shipped to 61 countries and territories. The largest market was China, with $136 million (39% of the total, Fromerica calculation). From January–September 2026, exports were $189 million, down 26% from the same months of 2025.
What HS 2845 covers
Heading 2845 of the Harmonized Tariff Schedule: “Isotopes other than those of heading 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined.”
Top export markets
The 25 largest buyers of U.S. isotopes other than those of heading 2844 in 2025, with the change so far this year. Countries with a link have a Fromerica export guide.
| # | Country | 2025 | YTD change |
|---|---|---|---|
| 1 | China | $136M | ▼ −55% |
| 2 | Germany | $63.1M | ▼ −30% |
| 3 | South Korea | $46.2M | ▲ +7.8% |
| 4 | Japan | $18.8M | ▲ +13% |
| 5 | Spain | $11.0M | ▼ −87% |
| 6 | France | $9.7M | ▲ +47% |
| 7 | Canada | $9.2M | ▼ −22% |
| 8 | Taiwan | $8.4M | ▲ +112% |
| 9 | Netherlands | $7.5M | ▲ +24% |
| 10 | United Kingdom | $6.4M | ▲ +38% |
| 11 | Switzerland | $6.2M | ▼ −74% |
| 12 | Israel | $5.7M | ▼ −63% |
| 13 | Ireland | $5.5M | ▼ −15% |
| 14 | Singapore | $2.8M | ▲ +79% |
| 15 | India | $2.6M | ▼ −13% |
| 16 | Italy | $1.7M | ▼ −11% |
| 17 | Australia | $1.3M | ▲ +37% |
| 18 | Sweden | $361K | ▲ +33% |
| 19 | Turkey | $313K | ▼ −6.7% |
| 20 | Denmark | $280K | ▲ +82% |
| 21 | Lithuania | $267K | ▼ −90% |
| 22 | Belgium | $240K | ▲ +910% |
| 23 | Saudi Arabia | $215K | ▼ −31% |
| 24 | Portugal | $197K | ▼ −98% |
| 25 | Brazil | $170K | ▲ +78% |
Fastest-growing large markets
Among the top markets with at least $1 million in January–September 2025, these grew the most in January–September 2026 (Fromerica calculation): Taiwan (+112%, $11.5M), Singapore (+79%, $3.6M), France (+47%, $8.3M), United Kingdom (+38%, $6.6M) and Australia (+37%, $1.4M).
States that ship the most
By state of origin of movement: where the goods started their trip to the port, not necessarily where they were made.
| # | State | 2025 | YTD change |
|---|---|---|---|
| 1 | Ohio | $98.2M | ▼ −39% |
| 2 | Massachusetts | $95.2M | ▼ −35% |
| 3 | California | $48.3M | ▼ −39% |
| 4 | Wisconsin | $26.1M | ▼ −55% |
| 5 | North Carolina | $16.6M | ▲ +45% |
| 6 | Connecticut | $15.7M | ▲ +23% |
| 7 | Oregon | $7.8M | ▲ +16% |
| 8 | Minnesota | $5.3M | ▼ −74% |
| 9 | New Jersey | $5.0M | ▲ +29% |
| 10 | Pennsylvania | $4.6M | ▼ −16% |
| 11 | Illinois | $4.1M | ▲ +135% |
| 12 | New York | $3.9M | ▼ −44% |
| 13 | Missouri | $3.0M | ▼ −35% |
| 14 | Tennessee | $2.5M | ▲ +104% |
| 15 | Arizona | $2.1M | ▲ +51% |
Next steps
Data source and notes
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
- Export values: U.S. Census Bureau, International Trade data (census.gov/foreign-trade), free-alongside-ship (FAS) value in current U.S. dollars, not adjusted for inflation. Latest month available: September 2026. Retrieved 2026-11-05. Figures are shown as published, rounded for display (on a computer, hover over a table value to see the exact figure). The Census Bureau revises past months, and we refresh the data every month.
- Shares, year-over-year changes and rankings are Fromerica calculations based on these figures. Product names come from the Harmonized Tariff Schedule (U.S. International Trade Commission) heading for each 4-digit code.
- Fromerica is an independent company, not affiliated with any government agency. This page is for information only and is not legal, trade or investment advice.
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