Phosphates of mono- or disodium (HS 283522)
Phosphates of mono- or disodium (HS 283522) has 9,440 U.S. import bill-of-lading shipment records between Nov 2019 and Jul 2026. The largest U.S. importer of Phosphates of mono- or disodium is LONGI SOLAR TECHNOLOGY U S INC, with 2,680 shipments, followed by BOVIET SOLAR USA LTD and VIETNAM SUNERGY JOINT STOCK COMPANY. The leading supplier is LONGI H K TRADE LIMITED, with 1,190 shipments, followed by LONGI SOLAR TECHNOLOGY H K LIMIT and BOVIET SOLAR TECHNOLOGY CO LTD. Goods originate mainly from VIET NAM and CHINA, 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 July 2026
Shipments over time (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Phosphates of mono- or disodium (HS 283522), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is LONGI SOLAR TECHNOLOGY H K LIMIT → LONGI SOLAR TECHNOLOGY U S INC with 955 shipments, followed by BOVIET SOLAR TECHNOLOGY COMPANY → BOVIET SOLAR USA LTD (831) and LONGI H K TRADE LIMITED → LONGI SOLAR TECHNOLOGY U S INC (816).
Top U.S. importers
| Importer | Shipments |
|---|---|
| LONGI SOLAR TECHNOLOGY U S INC | 2,680 |
| BOVIET SOLAR USA LTD | 1,595 |
| VIETNAM SUNERGY JOINT STOCK COMPANY | 525 |
| HOUNEN SOLAR INC | 330 |
| VSUN SOLAR USA INC | 285 |
Top suppliers
| Supplier | Shipments |
|---|---|
| LONGI H K TRADE LIMITED | 1,190 |
| LONGI SOLAR TECHNOLOGY H K LIMIT | 1,129 |
| BOVIET SOLAR TECHNOLOGY CO LTD | 851 |
| BOVIET SOLAR TECHNOLOGY COMPANY | 842 |
| LONGI SOLAR TECHNOLOGY HK LIMITED | 837 |
Origin countries
| Country | Shipments |
|---|---|
| VIET NAM | 4,863 |
| CHINA | 1,675 |
| HONG KONG | 287 |
| CAMBODIA | 270 |
| INDIA | 259 |
| SINGAPORE | 243 |
| BELGIUM | 213 |
| TAIWAN | 181 |
| N/A | 167 |
| FRANCE | 157 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| LONG BEACH, CA | 2,296 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 1,584 |
| LOS ANGELES, CA | 1,396 |
| HOUSTON, TX | 1,130 |
| SEATTLE, WA | 466 |
| NORFOLK, VA | 444 |
| TACOMA, WA | 329 |
| OAKLAND, CA | 323 |
| SAVANNAH, GA | 313 |
| BOSTON, MA | 221 |
Harmonized System classification
HS code 283522 — Phosphates of mono- or disodium. 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 Phosphates of mono- or disodium
Who imports Phosphates of mono- or disodium (HS 283522)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Phosphates of mono- or disodium include LONGI SOLAR TECHNOLOGY U S INC, BOVIET SOLAR USA LTD, VIETNAM SUNERGY JOINT STOCK COMPANY, HOUNEN SOLAR INC, and VSUN SOLAR USA INC.
Who is the largest U.S. importer of Phosphates of mono- or disodium?
LONGI SOLAR TECHNOLOGY U S INC is the largest U.S. importer of Phosphates of mono- or disodium (HS 283522), with 2,680 bill-of-lading shipment records.
Who are the top suppliers of Phosphates of mono- or disodium?
Leading suppliers shipping Phosphates of mono- or disodium (HS 283522) to the U.S. include LONGI H K TRADE LIMITED, LONGI SOLAR TECHNOLOGY H K LIMIT, BOVIET SOLAR TECHNOLOGY CO LTD, BOVIET SOLAR TECHNOLOGY COMPANY, and LONGI SOLAR TECHNOLOGY HK LIMITED.
How many U.S. shipments of Phosphates of mono- or disodium are there?
ImportDoor has 9,440 U.S. import shipment records under HS code 283522, spanning Nov 2019 to Jul 2026.
Where is Phosphates of mono- or disodium imported from?
Phosphates of mono- or disodium is imported into the U.S. primarily from VIET NAM, CHINA, and HONG KONG.
Find Phosphates of mono- or disodium importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 283522, with contact details and container-level shipment records on ImportDoor.
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