Calcium hydrogenorthophosphate ("Dicalcium phosphate") (HS 283525)
Calcium hydrogenorthophosphate ("Dicalcium phosphate") (HS 283525) has 1,615 U.S. import bill-of-lading shipment records between Aug 2019 and Jul 2026. The largest U.S. importer of Calcium hydrogenorthophosphate ("Dicalcium phosphate") is BUDENHEIM USA INC, with 309 shipments, followed by SUDEEP PHARMA USA INC and E M SERGEANT PULP & CHEMICAL CO. The leading supplier is CHEMISCHE FABRIK BUDENHEIM KG, with 354 shipments, followed by SUQIAN MODERN BIOLOGY TECHNOLOGY CO and SUDEEP PHARMA PVT LTD. Goods originate mainly from CHINA and INDIA, arriving primarily at NEW YORK/NEWARK AREA, NEWARK, NJ. 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 Calcium hydrogenorthophosphate ("Dicalcium phosphate") (HS 283525), by shipment volume. Hover a ribbon for details; click a name to open its profile.
The largest relationship is CHEMISCHE FABRIK BUDENHEIM KG → BUDENHEIM USA INC with 294 shipments, followed by SUQIAN MODERN BIOLOGY TECHNOLOGY CO → E M SERGEANT PULP & CHEMICAL CO (107) and SUDEEP PHARMA PVT LTD → SUDEEP PHARMA USA INC (83).
Top U.S. importers
| Importer | Shipments |
|---|---|
| BUDENHEIM USA INC | 309 |
| SUDEEP PHARMA USA INC | 148 |
| E M SERGEANT PULP & CHEMICAL CO | 111 |
| CORNELIUS POLSKA SP Z O O | 81 |
| CORNELIUS POLSKA SP Z O O GOVERNMENT REF | 45 |
Top suppliers
| Supplier | Shipments |
|---|---|
| CHEMISCHE FABRIK BUDENHEIM KG | 354 |
| SUQIAN MODERN BIOLOGY TECHNOLOGY CO | 174 |
| SUDEEP PHARMA PVT LTD | 148 |
| INNOPHOS FOSFATADOS DE MEXICO S DE R L DE C V | 114 |
| SUDEEP PHARMA PRIVATE LIMITED | 57 |
Origin countries
| Country | Shipments |
|---|---|
| CHINA | 610 |
| INDIA | 216 |
| GERMANY | 129 |
| BELGIUM | 111 |
| MEXICO | 111 |
| REPUBLIC OF KOREA | 84 |
| ROMANIA | 55 |
| NETHERLANDS | 45 |
| JAPAN | 39 |
| AUSTRALIA | 37 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| NEW YORK/NEWARK AREA, NEWARK, NJ | 476 |
| LOS ANGELES, CA | 175 |
| HOUSTON, TX | 174 |
| MIAMI, FL | 165 |
| LONG BEACH, CA | 146 |
| NEW YORK, NY | 90 |
| NORFOLK, VA | 80 |
| CHARLESTON, SC | 59 |
| SAN JUAN, PUERTO RICO | 53 |
| SEATTLE, WA | 42 |
Harmonized System classification
HS code 283525 — Calcium hydrogenorthophosphate ("Dicalcium phosphate"). 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 Calcium hydrogenorthophosphate ("Dicalcium phosphate")
Who imports Calcium hydrogenorthophosphate ("Dicalcium phosphate") (HS 283525)?
Based on U.S. Customs bill-of-lading records, the top U.S. importers of Calcium hydrogenorthophosphate ("Dicalcium phosphate") include BUDENHEIM USA INC, SUDEEP PHARMA USA INC, E M SERGEANT PULP & CHEMICAL CO, CORNELIUS POLSKA SP Z O O, and CORNELIUS POLSKA SP Z O O GOVERNMENT REF.
Who is the largest U.S. importer of Calcium hydrogenorthophosphate ("Dicalcium phosphate")?
BUDENHEIM USA INC is the largest U.S. importer of Calcium hydrogenorthophosphate ("Dicalcium phosphate") (HS 283525), with 309 bill-of-lading shipment records.
Who are the top suppliers of Calcium hydrogenorthophosphate ("Dicalcium phosphate")?
Leading suppliers shipping Calcium hydrogenorthophosphate ("Dicalcium phosphate") (HS 283525) to the U.S. include CHEMISCHE FABRIK BUDENHEIM KG, SUQIAN MODERN BIOLOGY TECHNOLOGY CO, SUDEEP PHARMA PVT LTD, INNOPHOS FOSFATADOS DE MEXICO S DE R L DE C V, and SUDEEP PHARMA PRIVATE LIMITED.
How many U.S. shipments of Calcium hydrogenorthophosphate ("Dicalcium phosphate") are there?
ImportDoor has 1,615 U.S. import shipment records under HS code 283525, spanning Aug 2019 to Jul 2026.
Where is Calcium hydrogenorthophosphate ("Dicalcium phosphate") imported from?
Calcium hydrogenorthophosphate ("Dicalcium phosphate") is imported into the U.S. primarily from CHINA, INDIA, and GERMANY.
Find Calcium hydrogenorthophosphate ("Dicalcium phosphate") importers & suppliers
Get the complete list of U.S. importers and global suppliers for HS 283525, with contact details and container-level shipment records on ImportDoor.
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