Sodium triphosphate (Sodium tripolyphosphate) (HS 283531)
Sodium triphosphate (Sodium tripolyphosphate) (HS 283531) has 2,176 U.S. import bill-of-lading shipment records between Jan 2020 and Jul 2026. The largest U.S. importer of Sodium triphosphate (Sodium tripolyphosphate) is PRAYON INC, with 744 shipments, followed by WENDA INGREDIENTS LLC and BUDENHEIM USA INC. The leading supplier is PRAYON S A, with 487 shipments, followed by PRAYON SA and PRAYON NV. Goods originate mainly from BELGIUM and CHINA, arriving primarily at SAVANNAH, GA. 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 Sodium triphosphate (Sodium tripolyphosphate) (HS 283531), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is PRAYON S A → PRAYON INC with 476 shipments, followed by PRAYON SA → PRAYON INC (219) and CHEMISCHE FABRIK BUDENHEIM KG → BUDENHEIM USA INC (99).
Top U.S. importers
| Importer | Shipments |
|---|---|
| PRAYON INC | 744 |
| WENDA INGREDIENTS LLC | 134 |
| BUDENHEIM USA INC | 103 |
| NEBRASKA WAREHOUSE COMPANY | 103 |
| ICL SPECIALTY PRODUCTS INC | 91 |
Top suppliers
| Supplier | Shipments |
|---|---|
| PRAYON S A | 487 |
| PRAYON SA | 222 |
| PRAYON NV | 176 |
| CHEMISCHE FABRIK BUDENHEIM KG | 112 |
| BK GIULINI GMBH | 92 |
Origin countries
| Country | Shipments |
|---|---|
| BELGIUM | 949 |
| CHINA | 579 |
| THAILAND | 176 |
| YEMEN | 87 |
| CANADA | 74 |
| GERMANY | 72 |
| REPUBLIC OF KOREA | 51 |
| MEXICO | 42 |
| LATVIA | 23 |
| NETHERLANDS ANTILLES | 19 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| SAVANNAH, GA | 661 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 304 |
| CHARLESTON, SC | 186 |
| SEATTLE, WA | 164 |
| TACOMA, WA | 138 |
| LOS ANGELES, CA | 129 |
| LONG BEACH, CA | 120 |
| HOUSTON, TX | 107 |
| BOSTON, MA | 70 |
| NORFOLK, VA | 52 |
Harmonized System classification
HS code 283531 — Sodium triphosphate (Sodium tripolyphosphate). 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 Sodium triphosphate (Sodium tripolyphosphate)
Who imports Sodium triphosphate (Sodium tripolyphosphate) (HS 283531)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Sodium triphosphate (Sodium tripolyphosphate) include PRAYON INC, WENDA INGREDIENTS LLC, BUDENHEIM USA INC, NEBRASKA WAREHOUSE COMPANY, and ICL SPECIALTY PRODUCTS INC.
Who is the largest U.S. importer of Sodium triphosphate (Sodium tripolyphosphate)?
PRAYON INC is the largest U.S. importer of Sodium triphosphate (Sodium tripolyphosphate) (HS 283531), with 744 bill-of-lading shipment records.
Who are the top suppliers of Sodium triphosphate (Sodium tripolyphosphate)?
Leading suppliers shipping Sodium triphosphate (Sodium tripolyphosphate) (HS 283531) to the U.S. include PRAYON S A, PRAYON SA, PRAYON NV, CHEMISCHE FABRIK BUDENHEIM KG, and BK GIULINI GMBH.
How many U.S. shipments of Sodium triphosphate (Sodium tripolyphosphate) are there?
ImportDoor has 2,176 U.S. import shipment records under HS code 283531, spanning Jan 2020 to Jul 2026.
Where is Sodium triphosphate (Sodium tripolyphosphate) imported from?
Sodium triphosphate (Sodium tripolyphosphate) is imported into the U.S. primarily from BELGIUM, CHINA, and THAILAND.
Find Sodium triphosphate (Sodium tripolyphosphate) importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 283531, with contact details and container-level shipment records on ImportDoor.
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