Colloidal precious metals, other compounds (HS 284390)
Colloidal precious metals, other compounds (HS 284390) has 122 U.S. import bill-of-lading shipment records between Jan 2020 and May 2026. The largest U.S. importer of Colloidal precious metals, other compounds is BACARDI USA, with 29 shipments, followed by MICHELIN NORTH AMERICA INC and VERSUM MATERIALS US LLC. The leading supplier is MARTINI & ROSSI SPA, with 44 shipments, followed by TAEKWANG FINE CHEMICAL CO LTD and VERSUM MATERIALS ADM KOREA INC. Goods originate mainly from ITALY and REPUBLIC OF KOREA, arriving primarily at SAVANNAH, GA. 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 May 2026
Shipments over time (last 24 months)
Trade flow: top suppliers → U.S. importers
The strongest supplier-importer relationships for Colloidal precious metals, other compounds (HS 284390), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is MARTINI & ROSSI SPA → BACARDI USA with 29 shipments, followed by TAEKWANG FINE CHEMICAL CO LTD → MICHELIN NORTH AMERICA INC (22) and VERSUM MATERIALS ADM KOREA INC → VERSUM MATERIALS US LLC (15).
Top U.S. importers
| Importer | Shipments |
|---|---|
| BACARDI USA | 29 |
| MICHELIN NORTH AMERICA INC | 22 |
| VERSUM MATERIALS US LLC | 22 |
| BACARDI USA INC | 14 |
| AEB BIOCHEMICAL USA | 2 |
Top suppliers
| Supplier | Shipments |
|---|---|
| MARTINI & ROSSI SPA | 44 |
| TAEKWANG FINE CHEMICAL CO LTD | 22 |
| VERSUM MATERIALS ADM KOREA INC | 15 |
| VERSUM MATERIALS KOREA INC | 8 |
| EAST WEST FREIGHT LLC | 3 |
Origin countries
| Country | Shipments |
|---|---|
| ITALY | 46 |
| REPUBLIC OF KOREA | 46 |
| CHINA | 4 |
| SPAIN | 4 |
| NORWAY | 4 |
| GERMANY | 3 |
| INDIA | 3 |
| BELGIUM | 2 |
| UNITED KINGDOM | 2 |
| MEXICO | 2 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| SAVANNAH, GA | 44 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 22 |
| LONG BEACH, CA | 16 |
| CHARLESTON, SC | 12 |
| LOS ANGELES, CA | 8 |
| HOUSTON, TX | 8 |
| NEW YORK, NY | 2 |
| OAKLAND, CA | 2 |
| PHILADELPHIA, PA | 1 |
| CHESTER, PA | 1 |
Harmonized System classification
HS code 284390 — Colloidal precious metals, other compounds. The Harmonized System is the international standard for classifying traded goods; U.S. Customs records this 6-digit code on every bill of lading.
Frequently asked questions about importing Colloidal precious metals, other compounds
Who imports Colloidal precious metals, other compounds (HS 284390)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Colloidal precious metals, other compounds include BACARDI USA, MICHELIN NORTH AMERICA INC, VERSUM MATERIALS US LLC, BACARDI USA INC, and AEB BIOCHEMICAL USA.
Who is the largest U.S. importer of Colloidal precious metals, other compounds?
BACARDI USA is the largest U.S. importer of Colloidal precious metals, other compounds (HS 284390), with 29 bill-of-lading shipment records.
Who are the top suppliers of Colloidal precious metals, other compounds?
Leading suppliers shipping Colloidal precious metals, other compounds (HS 284390) to the U.S. include MARTINI & ROSSI SPA, TAEKWANG FINE CHEMICAL CO LTD, VERSUM MATERIALS ADM KOREA INC, VERSUM MATERIALS KOREA INC, and EAST WEST FREIGHT LLC.
How many U.S. shipments of Colloidal precious metals, other compounds are there?
ImportDoor has 122 U.S. import shipment records under HS code 284390, spanning Jan 2020 to May 2026.
Where is Colloidal precious metals, other compounds imported from?
Colloidal precious metals, other compounds is imported into the U.S. primarily from ITALY, REPUBLIC OF KOREA, and CHINA.
Find Colloidal precious metals, other compounds importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 284390, with contact details and container-level shipment records on ImportDoor.
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