Calcium hydrogenorthophosphate ("Dicalcium phosphate") (HS 283525)
Calcium hydrogenorthophosphate ("Dicalcium phosphate") (HS 283525) has 1,853 U.S. import bill-of-lading shipment records between Aug 2019 and Aug 2026. The largest U.S. importer of Calcium hydrogenorthophosphate ("Dicalcium phosphate") is BUDENHEIM USA INC, with 372 shipments, followed by SUDEEP PHARMA USA INC and E M SERGEANT PULP & CHEMICAL CO. The leading supplier is CHEMISCHE FABRIK BUDENHEIM KG, with 420 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 declined over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/283525-calcium-hydrogenorthophosphate-dicalcium-phosphate
See all 1,853 shipments of HS 283525 with dates, ports, consignees, filters and CSV export in the ImportDoor dashboard.
Open in dashboardShipments by month (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 350 shipments, followed by SUQIAN MODERN BIOLOGY TECHNOLOGY CO → E M SERGEANT PULP & CHEMICAL CO (123) and SUDEEP PHARMA PVT LTD → SUDEEP PHARMA USA INC (89).
Top U.S. importers
| Importer | Shipments |
|---|---|
| BUDENHEIM USA INC | 372 |
| SUDEEP PHARMA USA INC | 167 |
| E M SERGEANT PULP & CHEMICAL CO | 127 |
| CORNELIUS POLSKA SP Z O O | 103 |
| CORNELIUS POLSKA SP Z O O GOVERNMENT REF | 52 |
| E M SERGEANT PULP & CHEMICAL CO INC | 46 |
| CORNELIUS POLSKA SP Z O O UL | 39 |
| VIVION LLC | 27 |
| UNITED BRILLIANCE ENTERPRISE INC | 25 |
| NUTRACEUTICAL CORP | 23 |
Top suppliers
| Supplier | Shipments |
|---|---|
| CHEMISCHE FABRIK BUDENHEIM KG | 420 |
| SUQIAN MODERN BIOLOGY TECHNOLOGY CO | 194 |
| SUDEEP PHARMA PVT LTD | 165 |
| INNOPHOS FOSFATADOS DE MEXICO S DE R L DE C V | 135 |
| SUDEEP PHARMA PRIVATE LIMITED | 63 |
| SUQIAN MODERN BIOLOGY TECHNOLOGY CO LTD | 51 |
| COTTEE GROUP | 35 |
| GLOBAL CERAMIC MATERIALS LTD | 35 |
| INNOPHOS FOSFATADOS DE MEXICO | 32 |
| RUBEX INTERNATIONAL | 29 |
Origin countries
| Country | Shipments |
|---|---|
| CHINA | 705 |
| INDIA | 246 |
| GERMANY | 146 |
| BELGIUM | 136 |
| MEXICO | 129 |
| REPUBLIC OF KOREA | 102 |
| ROMANIA | 58 |
| NETHERLANDS | 50 |
| JAPAN | 43 |
| AUSTRALIA | 40 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| NEW YORK/NEWARK AREA, NEWARK, NJ | 530 |
| HOUSTON, TX | 215 |
| LOS ANGELES, CA | 196 |
| MIAMI, FL | 191 |
| LONG BEACH, CA | 163 |
| NEW YORK, NY | 110 |
| NORFOLK, VA | 96 |
| CHARLESTON, SC | 66 |
| SAN JUAN, PUERTO RICO | 61 |
| SEATTLE, WA | 52 |
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.
More products under HS 2835
Other six-digit codes in HS 2835: Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates, with their U.S. import volume.
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 372 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 1,853 U.S. import shipment records under HS code 283525, spanning Aug 2019 to Aug 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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