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Monosodium citrate

CAS 18996-35-5

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

Molecular structure of 18996-35-5
1 Na⁺
US productionCBI
Import value, 2024$130M
Import volume601.7K lb
Top sourceIsrael 39%

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. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 291815 · basket

EPA reports by year
2023
US production Confidential · Imports 601.7K lb
2019
US production Confidential · Imports Confidential

These shares come from HS customs code 291815, which covers 34 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IL 39%IsraelIN 14%IndiaDE 13%GermanyCN 10%ChinaIT 6%Italy
EPA-registered manufacturers (1)
Ecolab
Domestic parents -- activity not disclosed (2)
Evonik
Metals And Additives
EPA-registered importers (2)
Jungbunzlauer Suisse Ag · CH Switzerland
Jungbunzlauer

Why It Matters

Sectors
Plastics & RubberConsumer ProductsPaints & CoatingsCore Chemicals
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 3 sectors as 4 functional roles.

  • •Surfactant (surface active agent) in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Foamant in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Propellants, non-motive (blowing agents) in Plastics Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
  • •pH regulating agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS18996-35-5
PubChem CID23666341
DTXSIDDTXSID80872904
FormulaC6H7NaO7
Mol. Weight214.1 g/mol
SMILESC(C(=O)O)C(CC(=O)[O-])(C(=O)O)O.[Na+]

Data Sources

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Brief citations

Monosodium citrate (CAS 18996-35-5) https://chemicalindependence.com/chemical/18996-35-5/ EPA CompTox (DSSTox): DTXSID80872904. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID80872904 PubChem: 23666341. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/23666341 EPA Chemical Data Reporting: 18996-35-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 18996-35-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291815 for CAS 18996-35-5. Reporting year: 2024. https://usatrade.census.gov/