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Potassium citrate

Drug ingredient

CAS 7778-49-6

This drug ingredient has classified U.S. production volumes. EPA withholds the number as confidential business information.

Molecular structure of 7778-49-6
3 K⁺
US productionCBI
Top sourceNo public record

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

EPA reports by year
2023
US production Confidential · Imports Confidential
2019
US production 120.9K lb · Imports 527 lb
EPA-registered manufacturers (4)
Clariant International · CH Switzerland
Clariant
Ecolab
Hydrite Chemical
21 FDA-registered drug labelers
60929
Actavis Pharma, Inc.
American Health Packaging
ANI Pharmaceuticals, Inc.
Biocomp Pharma, Inc.
Bryant Ranch Prepack
Camber Pharmaceuticals, Inc
Chartwell Governmental & Specialty RX, LLC.
Chartwell RX, LLC
Golden State Medical Supply, Inc.
Hahnemann Laboratories, INC.
Jiangxi Dentalbright Technology Co., Ltd
Mission Pharmacal Company
PAI Holdings, LLC dba PAI Pharma
REMEDYREPACK INC.
Rising Pharma Holdings, Inc.
Strides Pharma Inc.
Upsher-Smith Laboratories, LLC
XLCare Pharmaceuticals, Inc.
Zydus Lifesciences Limited
Zydus Pharmaceuticals (USA) Inc.

Why It Matters

Sectors
HealthAgricultureMetals & MiningConsumer Products
Downstream Uses

Appears in 7 drug and cosmetic product listings (FDA).

  • •Potassium Citrate Extended Release
  • •Potassium Citrate
  • •Tricitrates
  • •Kali Citricum
  • •Urocit-K
  • •Potassium Citrate and Citric Acid
  • •TeethWhitening Kit
FDA Shortage Status
No Shortage
Shortage History
  • to be discontinued

    Potassium Citrate Tablet, Extended Release

    Shortage listed since July 17, 2025

See all current drug shortages

Industrial Uses

Used in 3 sectors as 3 functional roles.

  • •Soil amendments (fertilizers) in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Emulsifier in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •pH regulating agent in Other (100%)Use—non-incorporative activities

Vendor Pricing

$0.03/gBLD Pharmatech Co., Limited
CountryUnited States
Pack$29.00 / 1 kg
Purity99%
Vendors11 available

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

10 more vendors
VendorCountry$/gPackPurity
BLD Pharmatech GmbHGermany$0.031 kg99%
BLD Pharmatech Ltd.China$0.031 kg99%
Ambeed, Inc.United States$0.031 kg99%
Fluorochem UKUnited Kingdom$0.07500 g98%
MedChemExpress MCESweden$0.071 kg—
Angene ChemicalChina → Hong Kong$0.07500 g99.5%
A2B Chem LLC (2 weeks)United States$0.07500 g99.5%
AA BLOCKS (2 weeks)United States$0.08500 g99.5%
AK Scientific, Inc.United States$0.94100 g99%
AngeneChina → Hong Kong$4266.6730 mg99.5%

Chemical Identity

CAS7778-49-6
PubChem CID13344
DTXSIDDTXSID0041222
FormulaC6H5K3O7
Mol. Weight306.39 g/mol
SMILESC(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.[K+].[K+].[K+]

Data Sources

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Brief citations

Potassium citrate (CAS 7778-49-6) https://chemicalindependence.com/chemical/7778-49-6/ EPA CompTox (DSSTox): DTXSID0041222. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID0041222 PubChem: 13344. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/13344 EPA Chemical Data Reporting: 7778-49-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting FDA Drug Shortages: CAS 7778-49-6. Retrieved 2026-10-04. https://www.accessdata.fda.gov/scripts/drugshortages/