Sodium hydroxide (Caustic soda), solid (HS 281511)
Sodium hydroxide (Caustic soda), solid (HS 281511) has 63,315 U.S. import bill-of-lading shipment records between Sep 2019 and Aug 2026. The largest U.S. importer of Sodium hydroxide (Caustic soda), solid is SEAVIEE INC, with 902 shipments, followed by LG SOURCING INC and AMEZIEL INC. The leading supplier is AUKEY INTERNATIONAL LIMITED, with 1,925 shipments, followed by JUNSHENG INTERNATIONAL GROUP and SHENZHEN WEISHIDAI TRADE CO LTD. Goods originate mainly from CHINA and VIET NAM, arriving primarily at LONG BEACH, 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 August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/281511-sodium-hydroxide-caustic-soda-solid
See all 63,315 shipments of HS 281511 with dates, ports, consignees, filters and CSV export in the ImportDoor dashboard.
Open in dashboardShipments by month (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Sodium hydroxide (Caustic soda), solid (HS 281511), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is AUKEY INTERNATIONAL LIMITED → SEAVIEE INC with 525 shipments, followed by AUWIN INTERNATIONAL LIMTED → SEAVIEE INC (377) and AUKEY INTERNATIONAL LIMITED → SHENZHEN AOTELAI INFORMATION TECHNO (289).
Top U.S. importers
| Importer | Shipments |
|---|---|
| SEAVIEE INC | 902 |
| LG SOURCING INC | 585 |
| AMEZIEL INC | 530 |
| MARTESS INC | 474 |
| GAN INC | 458 |
| YAHEE TECHNOLOGIES CORP | 416 |
| ZHEJIANG SHENGLI DOWN PRODUCTS CO | 392 |
| SUNNY PIONEER LIMITED | 379 |
| SHENZHEN AOTELAI INFORMATION TECHNO | 345 |
| APPLE TREE INTERNATIONAL CORP | 336 |
Top suppliers
| Supplier | Shipments |
|---|---|
| AUKEY INTERNATIONAL LIMITED | 1,925 |
| JUNSHENG INTERNATIONAL GROUP | 1,032 |
| SHENZHEN WEISHIDAI TRADE CO LTD | 799 |
| AUWIN INTERNATIONAL LIMTED | 599 |
| SHANGHAI YINTA TRADE COMPANY | 513 |
| JINGCI HANGZHOU E COMMERCE CO LT | 461 |
| LETRIGHT INDUSTRIAL CORP LTD | 405 |
| ZHEJIANG SHENGLI DOWN PRODUCTS CO | 397 |
| SHENZHEN YOUBEI YOUPIN HOME FURNISHINGS CO LTD | 366 |
| SHENZHEN RUIYUE TRADE CO LTD | 249 |
Origin countries
| Country | Shipments |
|---|---|
| CHINA | 56,291 |
| VIET NAM | 1,241 |
| REPUBLIC OF KOREA | 582 |
| THAILAND | 459 |
| NORWAY | 322 |
| TAIWAN | 287 |
| SRI LANKA | 273 |
| NETHERLANDS | 244 |
| GERMANY | 243 |
| BANGLADESH | 222 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| LONG BEACH, CA | 17,190 |
| LOS ANGELES, CA | 15,464 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 9,375 |
| SAVANNAH, GA | 5,080 |
| HOUSTON, TX | 3,046 |
| TACOMA, WA | 2,356 |
| SEATTLE, WA | 2,098 |
| OAKLAND, CA | 1,879 |
| MIAMI, FL | 1,119 |
| CHARLESTON, SC | 925 |
Harmonized System classification
HS code 281511 — Sodium hydroxide (Caustic soda), solid. 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.
More products under HS 2815
Other six-digit codes in HS 2815: Sodium hydroxide (Caustic soda), with their U.S. import volume.
| Product (HS code) | Shipments |
|---|---|
| In aqueous solution (Soda lye or liquid soda) (281512) | 7,355 |
| Potassium hydroxide (Caustic potash) (281520) | 2,734 |
| Peroxides of sodium or potassium (281530) | 159 |
Frequently asked questions about importing Sodium hydroxide (Caustic soda), solid
Who imports Sodium hydroxide (Caustic soda), solid (HS 281511)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Sodium hydroxide (Caustic soda), solid include SEAVIEE INC, LG SOURCING INC, AMEZIEL INC, MARTESS INC, and GAN INC.
Who is the largest U.S. importer of Sodium hydroxide (Caustic soda), solid?
SEAVIEE INC is the largest U.S. importer of Sodium hydroxide (Caustic soda), solid (HS 281511), with 902 bill-of-lading shipment records.
Who are the top suppliers of Sodium hydroxide (Caustic soda), solid?
Leading suppliers shipping Sodium hydroxide (Caustic soda), solid (HS 281511) to the U.S. include AUKEY INTERNATIONAL LIMITED, JUNSHENG INTERNATIONAL GROUP, SHENZHEN WEISHIDAI TRADE CO LTD, AUWIN INTERNATIONAL LIMTED, and SHANGHAI YINTA TRADE COMPANY.
How many U.S. shipments of Sodium hydroxide (Caustic soda), solid are there?
ImportDoor has 63,315 U.S. import shipment records under HS code 281511, spanning Sep 2019 to Aug 2026.
Where is Sodium hydroxide (Caustic soda), solid imported from?
Sodium hydroxide (Caustic soda), solid is imported into the U.S. primarily from CHINA, VIET NAM, and REPUBLIC OF KOREA.
Find Sodium hydroxide (Caustic soda), solid importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 281511, with contact details and container-level shipment records on ImportDoor.
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