Other sulfates of magnesium (HS 283321)
Other sulfates of magnesium (HS 283321) has 2,383 U.S. import bill-of-lading shipment records between Jul 2019 and Jul 2026. The largest U.S. importer of Other sulfates of magnesium is FRESENIUS KABI LLC, with 471 shipments, followed by K S NORTH AMERICA CORP and VALUDOR PRODUCTS LLC. The leading supplier is K S MINERALS AND AGRICULTURE GMBH, with 413 shipments, followed by HP HALDEN PHARMA AS SVINESUNDSVEIEN and FRESENIUS KABI NORGE AS SVINESUNDSVEIEN. Goods originate mainly from GERMANY and NORWAY, arriving primarily at NORFOLK, VA. 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 Other sulfates of magnesium (HS 283321), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is HP HALDEN PHARMA AS SVINESUNDSVEIEN → FRESENIUS KABI LLC with 316 shipments, followed by K S MINERALS AND AGRICULTURE GMBH → K S NORTH AMERICA CORP (251) and FRESENIUS KABI NORGE AS SVINESUNDSVEIEN → FRESENIUS KABI LLC (155).
Top U.S. importers
| Importer | Shipments |
|---|---|
| FRESENIUS KABI LLC | 471 |
| K S NORTH AMERICA CORP | 334 |
| VALUDOR PRODUCTS LLC | 181 |
| D A HINOJOSA S A DE C V | 104 |
| BAXTER HEALTHCARE CORP | 98 |
Top suppliers
| Supplier | Shipments |
|---|---|
| K S MINERALS AND AGRICULTURE GMBH | 413 |
| HP HALDEN PHARMA AS SVINESUNDSVEIEN | 316 |
| FRESENIUS KABI NORGE AS SVINESUNDSVEIEN | 196 |
| K S MINERALS AND AGRICULTURE GMBH BERTHA VON SUTTNER | 104 |
| PRODUCTOS QUIMICOS PANAMERICA | 87 |
Origin countries
| Country | Shipments |
|---|---|
| GERMANY | 691 |
| NORWAY | 512 |
| CHINA | 481 |
| UNITED KINGDOM | 120 |
| INDIA | 117 |
| YUGOSLAVIA | 101 |
| JAPAN | 91 |
| COLUMBIA | 47 |
| REPUBLIC OF KOREA | 41 |
| IRELAND | 29 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| NORFOLK, VA | 478 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 383 |
| CHARLESTON, SC | 359 |
| HOUSTON, TX | 183 |
| LOS ANGELES, CA | 127 |
| PORT EVERGLADES, FL | 123 |
| OAKLAND, CA | 118 |
| SAVANNAH, GA | 115 |
| TACOMA, WA | 85 |
| SEATTLE, WA | 74 |
Harmonized System classification
HS code 283321 — Other sulfates of magnesium. 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 Other sulfates of magnesium
Who imports Other sulfates of magnesium (HS 283321)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Other sulfates of magnesium include FRESENIUS KABI LLC, K S NORTH AMERICA CORP, VALUDOR PRODUCTS LLC, D A HINOJOSA S A DE C V, and BAXTER HEALTHCARE CORP.
Who is the largest U.S. importer of Other sulfates of magnesium?
FRESENIUS KABI LLC is the largest U.S. importer of Other sulfates of magnesium (HS 283321), with 471 bill-of-lading shipment records.
Who are the top suppliers of Other sulfates of magnesium?
Leading suppliers shipping Other sulfates of magnesium (HS 283321) to the U.S. include K S MINERALS AND AGRICULTURE GMBH, HP HALDEN PHARMA AS SVINESUNDSVEIEN, FRESENIUS KABI NORGE AS SVINESUNDSVEIEN, K S MINERALS AND AGRICULTURE GMBH BERTHA VON SUTTNER, and PRODUCTOS QUIMICOS PANAMERICA.
How many U.S. shipments of Other sulfates of magnesium are there?
ImportDoor has 2,383 U.S. import shipment records under HS code 283321, spanning Jul 2019 to Jul 2026.
Where is Other sulfates of magnesium imported from?
Other sulfates of magnesium is imported into the U.S. primarily from GERMANY, NORWAY, and CHINA.
Find Other sulfates of magnesium importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 283321, with contact details and container-level shipment records on ImportDoor.
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