Heavy water (Deuterium oxide) (HS 284510)
Heavy water (Deuterium oxide) (HS 284510) has 12,370 U.S. import bill-of-lading shipment records between Jan 2020 and Jul 2026. The largest U.S. importer of Heavy water (Deuterium oxide) is DOLLARAMA L P, with 437 shipments, followed by CUMMINS FILTRATION EASTERN DC and PROPAC CORP. The leading supplier is CUMMINS FILTRATION QUIMPER, with 576 shipments, followed by NINGBO FOURWAY CO LTD and NINGBO QIANHAO METAL PRODUCT CO LTD. Goods originate mainly from CHINA and FRANCE, arriving primarily at LOS ANGELES, CA. Import volume has risen over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through July 2026
Shipments over time (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Heavy water (Deuterium oxide) (HS 284510), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is CUMMINS FILTRATION QUIMPER → CUMMINS FILTRATION EASTERN DC with 389 shipments, followed by CUMMINS FILTRATION QUIMPER → CUMMINS FILTRATION (187) and NINGBO QIANHAO METAL PRODUCT CO LTD → HORIZON GLOBAL AMERICAS INC (187).
Top U.S. importers
| Importer | Shipments |
|---|---|
| DOLLARAMA L P | 437 |
| CUMMINS FILTRATION EASTERN DC | 426 |
| PROPAC CORP | 384 |
| TRACTOR SUPPLY COMPANY | 282 |
| NORCA ENGINEERED PRODUCTS LLC | 230 |
Top suppliers
| Supplier | Shipments |
|---|---|
| CUMMINS FILTRATION QUIMPER | 576 |
| NINGBO FOURWAY CO LTD | 215 |
| NINGBO QIANHAO METAL PRODUCT CO LTD | 193 |
| SHAOXING WISDOM AUTO PART CO LTD | 180 |
| CMI CLASSIC METAL INDUSTRIES SRL | 139 |
Origin countries
| Country | Shipments |
|---|---|
| CHINA | 6,743 |
| FRANCE | 610 |
| TAIWAN | 600 |
| INDIA | 425 |
| REPUBLIC OF KOREA | 386 |
| VIET NAM | 358 |
| THAILAND | 325 |
| GERMANY | 307 |
| PAKISTAN | 219 |
| JAPAN | 192 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| LOS ANGELES, CA | 2,359 |
| LONG BEACH, CA | 2,109 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 1,378 |
| TACOMA, WA | 1,209 |
| HOUSTON, TX | 1,114 |
| SAVANNAH, GA | 806 |
| NORFOLK, VA | 777 |
| CHARLESTON, SC | 577 |
| SEATTLE, WA | 388 |
| MIAMI, FL | 251 |
Harmonized System classification
HS code 284510 — Heavy water (Deuterium oxide). The Harmonized System is the international standard for classifying traded goods; U.S. Customs records this 6-digit code on every bill of lading.
Not sure this is the right code? Search all 5,700+ subheadings with the free HS code lookup, or see which product categories are growing in our quarterly State of U.S. Imports reports.
Frequently asked questions about importing Heavy water (Deuterium oxide)
Who imports Heavy water (Deuterium oxide) (HS 284510)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Heavy water (Deuterium oxide) include DOLLARAMA L P, CUMMINS FILTRATION EASTERN DC, PROPAC CORP, TRACTOR SUPPLY COMPANY, and NORCA ENGINEERED PRODUCTS LLC.
Who is the largest U.S. importer of Heavy water (Deuterium oxide)?
DOLLARAMA L P is the largest U.S. importer of Heavy water (Deuterium oxide) (HS 284510), with 437 bill-of-lading shipment records.
Who are the top suppliers of Heavy water (Deuterium oxide)?
Leading suppliers shipping Heavy water (Deuterium oxide) (HS 284510) to the U.S. include CUMMINS FILTRATION QUIMPER, NINGBO FOURWAY CO LTD, NINGBO QIANHAO METAL PRODUCT CO LTD, SHAOXING WISDOM AUTO PART CO LTD, and CMI CLASSIC METAL INDUSTRIES SRL.
How many U.S. shipments of Heavy water (Deuterium oxide) are there?
ImportDoor has 12,370 U.S. import shipment records under HS code 284510, spanning Jan 2020 to Jul 2026.
Where is Heavy water (Deuterium oxide) imported from?
Heavy water (Deuterium oxide) is imported into the U.S. primarily from CHINA, FRANCE, and TAIWAN.
Find Heavy water (Deuterium oxide) importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 284510, with contact details and container-level shipment records on ImportDoor.
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