Natural polymers: U.S. export markets
U.S. exports of natural polymers (HS 3913) totaled $358 million in 2025, shipped to 97 countries and territories. The largest market was Japan, with $67.8 million (19% of the total, Fromerica calculation). From January–July 2026, exports were $198 million, down 8.0% from the same months of 2025.
What HS 3913 covers
Heading 3913 of the Harmonized Tariff Schedule: “Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms.”
Top export markets
The 25 largest buyers of U.S. natural polymers in 2025, with the change so far this year. Countries with a link have a Fromerica export guide.
| # | Country | 2025 | YTD change |
|---|---|---|---|
| 1 | Japan | $67.8M | ▼ −9.0% |
| 2 | Netherlands | $47.1M | ▼ −6.9% |
| 3 | Canada | $41.4M | ▲ +7.7% |
| 4 | Belgium | $39.0M | ▼ −46% |
| 5 | Mexico | $21.4M | ▲ +10% |
| 6 | China | $20.2M | ▼ −33% |
| 7 | South Korea | $19.5M | ▼ −17% |
| 8 | Brazil | $10.7M | ▼ −5.5% |
| 9 | Ireland | $7.8M | ▲ +90% |
| 10 | India | $7.0M | ▲ +9.4% |
| 11 | Malaysia | $5.8M | ▼ −12% |
| 12 | Taiwan | $5.7M | ▼ −24% |
| 13 | Thailand | $5.2M | ▼ −23% |
| 14 | Australia | $5.1M | ▼ −8.1% |
| 15 | Chile | $4.3M | ▼ −45% |
| 16 | Philippines | $4.2M | ▼ −35% |
| 17 | Vietnam | $3.6M | ▲ +41% |
| 18 | Germany | $3.5M | ▼ −3.5% |
| 19 | United Kingdom | $3.4M | ▲ +154% |
| 20 | Costa Rica | $2.7M | ▼ −13% |
| 21 | Spain | $2.4M | ▼ −26% |
| 22 | Jamaica | $2.4M | ▼ −81% |
| 23 | Kuwait | $1.9M | ▼ −87% |
| 24 | Dominican Republic | $1.9M | ▲ +31% |
| 25 | Singapore | $1.7M | ▲ +67% |
Fastest-growing large markets
Among the top markets with at least $1 million in January–July 2025, these grew the most in January–July 2026 (Fromerica calculation): United Kingdom (+154%, $3.3M), Ireland (+90%, $9.0M), Vietnam (+41%, $2.7M), Dominican Republic (+31%, $1.5M) and Mexico (+10%, $13.2M).
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 | Oklahoma | $107M | ▲ +6.9% |
| 2 | Indiana | $37.0M | ▼ −12% |
| 3 | California | $35.1M | ▼ −25% |
| 4 | Minnesota | $24.4M | ▼ −49% |
| 5 | Wisconsin | $19.4M | ▼ −13% |
| 6 | Massachusetts | $14.7M | ▲ +4.4% |
| 7 | Illinois | $14.4M | ▲ +13% |
| 8 | Texas | $12.6M | ▼ −8.5% |
| 9 | New Jersey | $11.1M | ▼ −35% |
| 10 | Delaware | $9.4M | ▼ −55% |
| 11 | Pennsylvania | $8.3M | ▼ −24% |
| 12 | Colorado | $6.7M | ▲ +166% |
| 13 | South Carolina | $6.3M | ▼ −29% |
| 14 | Georgia | $5.6M | ▲ +12% |
| 15 | Florida | $5.6M | ▼ −22% |
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: July 2026. Retrieved 2026-09-26. 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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