Ferrous phosphate

Drug ingredient

CAS 14940-41-1

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

Molecular structure of 14940-41-1 — 3 Fe²⁺

US productionNot reported

Import value, 2024$21M

Top sourceGermany 29%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 283529 · basket

These shares come from HS customs code 283529, which covers 24 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

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

DE 29%GermanyIT 22%ItalyCN 20%ChinaIN 7%IndiaCA 6%Canada

Vietnam
Austria
Ecuador
Taiwan
Brazil
Turkey
Netherlands
South Korea
Ireland
Mexico

1 FDA-registered drug labeler

Martin & Pleasance Pty Ltd

Why It Matters

Sectors

Health

Downstream Uses

Appears in 3 drug and cosmetic product listings (FDA).

•Schuessler Tissue Salts Ferr Phos First Aid 4
•Schuessler Tissue Salts Comb 5 Nerve Tonic
•Schuessler Tissue Salts Comb 12 General Tonic

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

Chemical Identity

CAS14940-41-1

PubChem CID9863567

DTXSIDDTXSID20872569

FormulaFe3O8P2

Mol. Weight357.48 g/mol

SMILES[O-]P(=O)([O-])[O-].[O-]P(=O)([O-])[O-].[Fe+2].[Fe+2].[Fe+2]

Data Sources

PubChem · compound 9863567Retrieved 2026-04-07
EPA TSCA InventoryRetrieved 2026-04-24
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Ferrous phosphate (CAS 14940-41-1) https://chemicalindependence.com/chemical/14940-41-1/ PubChem: 9863567. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/9863567 EPA TSCA Inventory: CAS 14940-41-1. Retrieved 2026-04-24. https://www.epa.gov/tsca-inventory FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 283529 for CAS 14940-41-1. Reporting year: 2024. https://usatrade.census.gov/