TOSOH CORP
TOSOH CORP is a supplier based in JAPAN with 1,579 U.S. import bill-of-lading shipment records between Mar 2021 and Aug 2026. It is the leading supplier of Acyclic polyamines and their derivatives, other (HS 292129) to the U.S. by shipment count. Its top U.S. customers include TOSOH SPECIALTY CHEMICALS USA INC, TOSOH USA INC, and PANASONIC ENERGY CORP, primarily ships HS code 292129. Shipments arrive primarily at NORFOLK, VA. Shipment 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 August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/supplier/tosoh-corp
See all 1,579 shipments of TOSOH CORP with dates, ports, consignees, filters and CSV export in the ImportDoor dashboard.
Open in dashboardShipments by month (last 24 months)
Trade flow: products → U.S. importers
What TOSOH CORP ships and to whom — the strongest product-customer relationships in its shipment records. Hover a ribbon for details; click a name to open its profile.
The largest relationship is Acyclic polyamines and their derivatives, other → TOSOH SPECIALTY CHEMICALS USA INC with 286 shipments, followed by Poly(methylene phenyl isocyanate) (crude MDI, polymeric MDI) → TOSOH SPECIALTY CHEMICALS USA INC (191) and Compounds with other nitrogen function, isocyanates → TOSOH SPECIALTY CHEMICALS USA INC (135).
Top U.S. customers
| Importer | Shipments |
|---|---|
| TOSOH SPECIALTY CHEMICALS USA INC | 1,261 |
| TOSOH USA INC | 108 |
| PANASONIC ENERGY CORP | 19 |
| TOSOH BIOSCIENCE INC | 17 |
| TOSHO SPECIALITY CHEMICALS USA INC | 11 |
| CAPTIVE PLASTICS LLS | 6 |
| DURACELL MANUFACTURING LLC | 6 |
| THE ARGEN CORP | 6 |
| 3M SPRINGFIELD SPRINGFIELD SPACE CENTER | 3 |
| TOPSOE INC | 3 |
Top products (HS codes)
Unlock TOSOH CORP’s full product & HS-code breakdownOrigin countries
| Country | Shipments |
|---|---|
| JAPAN | 1,096 |
| CHINA | 462 |
| REPUBLIC OF KOREA | 14 |
| MALAYSIA | 6 |
| COLUMBIA | 1 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| NORFOLK, VA | 398 |
| CHARLESTON, SC | 282 |
| LOS ANGELES, CA | 262 |
| LONG BEACH, CA | 182 |
| SAVANNAH, GA | 135 |
| HOUSTON, TX | 97 |
| TACOMA, WA | 78 |
| OAKLAND, CA | 71 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 60 |
| SEATTLE, WA | 7 |
Other suppliers of Acyclic polyamines and their derivatives, other
Suppliers that also ship Acyclic polyamines and their derivatives, other (HS 292129) to the U.S., ranked by shipment volume.
| Supplier | Shipments |
|---|---|
| NOURYON FUNCTIONAL CHEMICALS AB | 137 |
| ARKEMA FRANCE | 41 |
Frequently asked questions about TOSOH CORP
Who are TOSOH CORP's top U.S. customers?
Based on U.S. Customs bill-of-lading records, TOSOH CORP's top U.S. importers include TOSOH SPECIALTY CHEMICALS USA INC, TOSOH USA INC, PANASONIC ENERGY CORP, TOSOH BIOSCIENCE INC, and TOSHO SPECIALITY CHEMICALS USA INC.
What does TOSOH CORP export?
TOSOH CORP's most frequent shipments fall under HS codes 292129, 390931, and 292910.
Is TOSOH CORP a major supplier of Acyclic polyamines and their derivatives, other?
Yes — based on U.S. Customs bill-of-lading shipment counts, TOSOH CORP is the leading supplier of Acyclic polyamines and their derivatives, other (HS 292129) to the U.S.
Where does TOSOH CORP ship from?
TOSOH CORP ships primarily from JAPAN, CHINA, and REPUBLIC OF KOREA.
How many shipments does TOSOH CORP have?
ImportDoor has 1,579 U.S. import shipment records for TOSOH CORP, spanning Mar 2021 to Aug 2026.
Which U.S. ports does TOSOH CORP ship to?
TOSOH CORP's shipments arrive primarily at NORFOLK, VA and CHARLESTON, SC.
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