Compounds with other nitrogen function, isocyanates (HS 292910)
Compounds with other nitrogen function, isocyanates (HS 292910) has 4,107 U.S. import bill-of-lading shipment records between Jan 2020 and Jul 2026. The largest U.S. importer of Compounds with other nitrogen function, isocyanates is THERMOSEAL LLC, with 191 shipments, followed by VENCOREX US INC and BYK USA INC. The leading supplier is KUMHO MITSUI CHEMICALS INC, with 520 shipments, followed by SK NETWORKS CO LTD and VENCOREX FRANCE. Goods originate mainly from REPUBLIC OF KOREA and CHINA, arriving primarily at NEW YORK/NEWARK AREA, NEWARK, NJ. Import volume has declined 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 Compounds with other nitrogen function, isocyanates (HS 292910), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is VENCOREX FRANCE → VENCOREX US INC with 182 shipments, followed by SK NETWORKS CO LTD → THERMOSEAL LLC (167) and BYK CHEMIE GMBH → BYK USA INC (144).
Top U.S. importers
| Importer | Shipments |
|---|---|
| THERMOSEAL LLC | 191 |
| VENCOREX US INC | 184 |
| BYK USA INC | 144 |
| TOSOH SPECIALTY CHEMICALS USA INC | 131 |
| SK PUCORE USA INC | 100 |
Top suppliers
| Supplier | Shipments |
|---|---|
| KUMHO MITSUI CHEMICALS INC | 520 |
| SK NETWORKS CO LTD | 303 |
| VENCOREX FRANCE | 233 |
| BYK CHEMIE GMBH | 144 |
| TOSOH CORP | 131 |
Origin countries
| Country | Shipments |
|---|---|
| REPUBLIC OF KOREA | 1,309 |
| CHINA | 873 |
| JAPAN | 253 |
| BELGIUM | 246 |
| FRANCE | 215 |
| GERMANY | 178 |
| SPAIN | 115 |
| NETHERLANDS ANTILLES | 110 |
| NETHERLANDS | 104 |
| IRELAND | 81 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| NEW YORK/NEWARK AREA, NEWARK, NJ | 728 |
| HOUSTON, TX | 517 |
| LOS ANGELES, CA | 491 |
| LONG BEACH, CA | 471 |
| SAVANNAH, GA | 334 |
| TACOMA, WA | 225 |
| NORFOLK, VA | 210 |
| SEATTLE, WA | 144 |
| CHARLESTON, SC | 111 |
| NEW YORK, NY | 104 |
Harmonized System classification
HS code 292910 — Compounds with other nitrogen function, isocyanates. 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 Compounds with other nitrogen function, isocyanates
Who imports Compounds with other nitrogen function, isocyanates (HS 292910)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Compounds with other nitrogen function, isocyanates include THERMOSEAL LLC, VENCOREX US INC, BYK USA INC, TOSOH SPECIALTY CHEMICALS USA INC, and SK PUCORE USA INC.
Who is the largest U.S. importer of Compounds with other nitrogen function, isocyanates?
THERMOSEAL LLC is the largest U.S. importer of Compounds with other nitrogen function, isocyanates (HS 292910), with 191 bill-of-lading shipment records.
Who are the top suppliers of Compounds with other nitrogen function, isocyanates?
Leading suppliers shipping Compounds with other nitrogen function, isocyanates (HS 292910) to the U.S. include KUMHO MITSUI CHEMICALS INC, SK NETWORKS CO LTD, VENCOREX FRANCE, BYK CHEMIE GMBH, and TOSOH CORP.
How many U.S. shipments of Compounds with other nitrogen function, isocyanates are there?
ImportDoor has 4,107 U.S. import shipment records under HS code 292910, spanning Jan 2020 to Jul 2026.
Where is Compounds with other nitrogen function, isocyanates imported from?
Compounds with other nitrogen function, isocyanates is imported into the U.S. primarily from REPUBLIC OF KOREA, CHINA, and JAPAN.
Find Compounds with other nitrogen function, isocyanates importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 292910, with contact details and container-level shipment records on ImportDoor.
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