Sodium silicate (Na2SiO3)
CAS 6834-92-0
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 sourceBelgium 41%
At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.
Why supply is unknownProduction 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 283911 · 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).
BE 41%BelgiumCN 36%ChinaEG 6%EgyptJP 6%JapanIN 5%India
- Canada
- Germany
- United Kingdom
- Taiwan
- Netherlands
- Mexico
EPA-registered manufacturers (6)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Ecolab
Macdermid
Minerals Technologies
Nalco- An Ecolab
Occidental Petroleum
Show all 6
Pq
Domestic parents -- activity not disclosed (9)
EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.
Access Chemicals & Services
Blue Tree Holdings
Cellmark Basic Materials
Global Chemical Resources
Miles Chemical
Show all 9
Norman, Fox &
Polyventive
Saint Gobain
Wilbur-Ellis Holdings Ii
EPA-registered importers (12)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Agfa
Catalynt Solutions
Chemical Distribution Network
Colonial Group
Kg International
Show all 12
P&G
Quadra Chemicals
Recochem
Solenis
Valudor Products
Wego Chemical Group
Wintersun International
Why It Matters
Sectors
AgricultureFoodEnergyWaterTransportationConstructionMetals & MiningConsumer ProductsPaper & PrintingCore 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 17 sectors as 23 functional roles.
- •Flocculating agent in Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing) (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Soil amendments (fertilizers) in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (20%)Processing—incorporation into formulation, mixture, or reaction product
- •Absorbent in Oil and Gas Drilling, Extraction, and Support activities (100%)Use—non-incorporative activities
- •Processing aids, specific to petroleum production in Oil and Gas Drilling, Extraction, and Support activitiesUse—non-incorporative activities
- •Intermediate in All Other Basic Inorganic Chemical ManufacturingProcessing as a reactant
- •Emulsifier in Soap, Cleaning Compound, and Toilet Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Surfactant (surface active agent) in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Anti-scaling agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Corrosion inhibitor in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Cleaning agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Surfactant (surface active agent) in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—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
- •pH regulating agent in Food, beverage, and tobacco product manufacturing (100%)Use—non-incorporative activities
- •Corrosion inhibitor in Wholesale and Retail Trade (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Anti-freeze agent in Wholesale and Retail Trade (99%)Processing—incorporation into formulation, mixture, or reaction product
- •Sealant (barrier) in Oil and Gas Drilling, Extraction, and Support activities (5%)Processing—incorporation into formulation, mixture, or reaction product
- •Sealant (barrier) in Construction (5%)Processing—incorporation into formulation, mixture, or reaction product
- •Adhesion/cohesion promoter in Adhesive Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Sealant (barrier) in Mining (except Oil and Gas) and support activities (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Anti-scaling agent in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Anti-scaling agent in Services (67%)Use—non-incorporative activities
- •Anti-scaling agent in Miscellaneous Manufacturing (33%)Use—non-incorporative activities
- •Chelating agent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Etching agent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Plating agent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Binder in Oil and Gas Drilling, Extraction, and Support activitiesProcessing—incorporation into formulation, mixture, or reaction product
- •Binder in Primary Metal Manufacturing (100%)Processing—incorporation into article
- •Solvent in Wholesale and Retail Trade (60%)Processing—incorporation into article
- •Solids separation (precipitating) agent, not otherwise specified in Photographic Film, Paper, Plate, and Chemical Manufacturing (30%)Processing—incorporation into article
- •Stabilizing agent in Construction (15%)Processing—incorporation into formulation, mixture, or reaction product
- •Deflocculant in Mining (except Oil and Gas) and support activities (10%)Processing—incorporation into formulation, mixture, or reaction product
- •Binder in Adhesive Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
- •Corrosion inhibitor in Transportation Equipment Manufacturing (5%)Processing—incorporation into formulation, mixture, or reaction product
- •Swelling agent in Paper Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
Chemical Identity
CAS6834-92-0
PubChem CID23266
DTXSIDDTXSID7029669
FormulaNa2O3Si
Mol. Weight122.063 g/mol
SMILES[O-][Si](=O)[O-].[Na+].[Na+]
Data Sources
- EPA CompTox (DSSTox) · DTXSID7029669Retrieved 2026-04-06
- PubChem · compound 23266Retrieved 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
Brief citations
Sodium silicate (Na2SiO3) (CAS 6834-92-0) https://chemicalindependence.com/chemical/6834-92-0/ EPA CompTox (DSSTox): DTXSID7029669. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7029669 PubChem: 23266. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/23266 EPA Chemical Data Reporting: 6834-92-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 6834-92-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 283911 for CAS 6834-92-0. Reporting year: 2024. https://usatrade.census.gov/