Phosphorus oxide (P2O5)

CAS 1314-56-3

U.S. production volumes are classified as confidential business information.

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import value, 2024$6M

Top sourceChina 60%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023.

Where It Comes From

Customs basis: HS 280910 · exact

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 60%ChinaIN 32%IndiaIT 8%Italy

Germany

EPA-registered manufacturers (4)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Basf Se · DE Germany

Basf

Innophos Incorporated

Itafos Conda

Domestic parents -- activity not disclosed (5)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Harcros Chemicals

Icl Specialty Products North America

Polyventive

Solvay

Soyventis North America

EPA-registered importers (6)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Basf Se · DE Germany

Aceto Us

Chemical Distribution Network

Lanxess

Special Materials

Show all 6

Starchem Usa

Why It Matters

Sectors

AgricultureMetals & MiningPaints & CoatingsCore Chemicals

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

Used in 6 sectors as 4 functional roles.

•Intermediate in All Other Basic Inorganic Chemical Manufacturing (100%)Processing as a reactant
•Intermediate in Miscellaneous Manufacturing (100%)Processing as a reactant
•Monomers in Paint and Coating Manufacturing (100%)Processing as a reactant
•Monomers in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant
•Intermediate in All Other Chemical Product and Preparation Manufacturing (100%)Processing as a reactant
•Soil amendments (fertilizers) in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Intermediate in All Other Basic Organic Chemical ManufacturingProcessing as a reactant
•Insulators in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.10/gFluorochem UK

CountryUnited Kingdom

Pack$95.81 / 1 kg

Purity98%

Vendors2 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

1 more vendor

Vendor	Country	$/g	Pack	Purity
AK Scientific, Inc.	United States	$0.19	500 g	98%

Chemical Identity

CAS1314-56-3

PubChem CID6326975

DTXSIDDTXSID9047754

FormulaO5P2

Mol. Weight141.94 g/mol

SMILESO=P(=O)OP(=O)=O

Data Sources

EPA CompTox (DSSTox) · DTXSID9047754Retrieved 2026-04-06
PubChem · compound 6326975Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Phosphorus oxide (P2O5) (CAS 1314-56-3) https://chemicalindependence.com/chemical/1314-56-3/ EPA CompTox (DSSTox): DTXSID9047754. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID9047754 PubChem: 6326975. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/6326975 EPA Chemical Data Reporting: 1314-56-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 1314-56-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 280910 for CAS 1314-56-3. Reporting year: 2024. https://usatrade.census.gov/