Sodium hydroxide
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$283M
Top SourceTaiwan 24%
The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.
Where It Comes From
Customs basis: HS 281511, 281512 · exact
Source Countries
Country of origin for US imports, from Census customs data (2023).
TW 24%TaiwanJP 21%JapanCA 12%CanadaBE 9%BelgiumKR 9%South Korea
- Switzerland
- Spain
- Italy
- Israel
- Saudi Arabia
- Czech Republic
- United Arab Emirates
- Poland
- Dominican Republic
- Guatemala
- Denmark
- United Kingdom
- Singapore
- Kenya
- Austria
EPA-registered manufacturers (35)
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
Covestro Ag · DE Germany
Erco Worldwide A Div Of Superior Plus · CA Canada
Shin-Etsu Chemical · JP Japan
Altivia Specialty Chemicals
Show all 35
Ascensus Specialties
Basf
Brainerd Cemical
Calumet Specialty Products Partners
Canberra
Carbonfree Chemicals Holdings
Cargill, Incorporated
Chevron U.S.A
Colorado Salt Products
Covestro
Dynachem
Enterprise Products Operating
Formosa Plastics
Genesis Energy
Hawkins
Hood Container Corporation (Formely Temple Inland)
Icc Industries
Kawneer
Occidental Petroleum
Olin
Sc Johnson & Son
Shell
Shintech Louisiana
Superior Plus Us Holdings Inc.19
The San Antonio Refinery
Tower Extrusions
Trinity Manufacturing
Vigon International
Westlake Chemical
Zeochem
EPA-registered importers (53)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Archroma Management Gmbh · CH Switzerland
Chemtrade Logistics · CA Canada
Erco Worldwide A Div Of Superior Plus · CA Canada
Industrias Alen S A De C V · MX Mexico
Marubeni · JP Japan
Show all 53
Shin-Etsu Chemical · JP Japan
Alen Usa
Alpha Us Bid
Archroma U.S
Avantor
Bei Hawaii
Brenntag
Carpenter Technology
Cascade Columbia
Chemtrade Holdco Us
Delta Carbona
Diversey
Element Solutions
Emd Holding
Finch Paper
Greenchem Industries
Harcros Chemicals
Hawkins
Hydrite Chemical
Ineos Us I
Innospec
Kemira Chemicals
Kemira Water Solutions
Kg International
Marubeni America
Merichem
Mitsubishi Corp (Americas)
Momentive Performance Materials
Norman, Fox &
Old World Industries
Olin
Quadra Chemicals
Royce Associates A
Se Tylose Usa
Shin Etsu Silicones Of America
Silver Fern Chemical
Solvay
Superior Plus Us Holdings
Thatcher
Tr International Trading
Transchem
Tricon International
United Refining
Univar Solutions
Westlake Chemical
Wilbur-Ellis
Wintersun International
Yara North America
Why It Matters
Sectors
AgricultureFoodEnergyWaterConstructionMetals & MiningPlastics & RubberTextilesConsumer ProductsPaints & CoatingsPaper & PrintingCore Chemicals
Downstream UsesNo data available
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 29 sectors as 44 functional roles.
- •pH regulating agent in Wholesale and Retail Trade (100%)Use—non-incorporative activities
- •Plating agents and surface treating agents in Paint and Coating Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in All Other Basic Organic Chemical Manufacturing (100%)Use—non-incorporative activities
- •Dye in Paper Manufacturing (90%)Processing as a reactant
- •Oxidizing/reducing agents in Paper Manufacturing (10%)Processing—repackaging
- •Corrosion inhibitor in Not Known or Reasonably AscertainableProcessing as a reactant
- •pH regulating agent in Food, beverage, and tobacco product manufacturing (80%)Processing as a reactant
- •Corrosion inhibitors and anti-scaling agents in Oil and Gas Drilling, Extraction, and Support activities (20%)Processing—incorporation into formulation, mixture, or reaction product
- •Processing aids, specific to petroleum production in Petroleum Refineries (100%)Processing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Soap, Cleaning Compound, and Toilet Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Processing aids, specific to petroleum production in Oil and Gas Drilling, Extraction, and Support activities (20%)Use—non-incorporative activities
- •Bleaching agent in All Other Chemical Product and Preparation Manufacturing (24%)Processing—incorporation into formulation, mixture, or reaction product
- •Cleaning agent in Primary Metal Manufacturing (100%)Processing as a reactant
- •Cleaning agent in UtilitiesProcessing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Utilities (19%)Use—non-incorporative activities
- •Anti-adhesive agents in Wood Product ManufacturingProcessing—incorporation into article
- •Intermediate in Soap, Cleaning Compound, and Toilet Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Textiles, apparel, and leather manufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Paper ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Cleaning agent in All Other Chemical Product and Preparation Manufacturing (100%)Processing as a reactant
- •Cleaning agent in All Other Basic Inorganic Chemical Manufacturing (7%)Processing as a reactant
- •Bleaching agent in Paper Manufacturing (73%)Processing as a reactant
- •Ion exchange agents in Petroleum Refineries (100%)Processing as a reactant
- •pH regulating agent in Petroleum Refineries (19%)Processing as a reactant
- •pH regulating agent in All Other Basic Inorganic Chemical Manufacturing (40%)Processing as a reactant
- •pH regulating agent in Not Known or Reasonably Ascertainable (27%)Processing as a reactant
- •Cleaning agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Catalyst in Agriculture, Forestry, Fishing and Hunting (100%)Processing as a reactant
- •pH regulating agent in Fabricated Metal Product Manufacturing (100%)Processing as a reactant
- •pH regulating agent in All Other Chemical Product and Preparation Manufacturing (0%)Processing—incorporation into formulation, mixture, or reaction product
- •Laboratory chemicals in All Other Chemical Product and Preparation ManufacturingProcessing—repackaging
- •Bleaching agents in Paper Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Ion exchange agents in Paper Manufacturing (0%)Processing as a reactant
- •Solvents (which become part of product formulation or mixture) in Petrochemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in All Other Basic Inorganic Chemical Manufacturing (100%)Processing as a reactant
- •Bleaching agents in UtilitiesProcessing as a reactant
- •Adhesives and sealant chemicals in Oil and Gas Drilling, Extraction, and Support activities (89%)Processing—incorporation into formulation, mixture, or reaction product
- •Solids separation agents in Oil and Gas Drilling, Extraction, and Support activities (22%)Processing—incorporation into formulation, mixture, or reaction product
- •Viscosity adjustors in Oil and Gas Drilling, Extraction, and Support activities (67%)Processing—incorporation into formulation, mixture, or reaction product
- •Plating agents and surface treating agents in Miscellaneous Manufacturing (10%)Use—non-incorporative activities
- •Agricultural chemicals (non-pesticidal) in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (50%)Processing—repackaging
- •Stabilizing agent in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Petrochemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Surface active agents in Soap, Cleaning Compound, and Toilet Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Sizing agent in All Other Chemical Product and Preparation Manufacturing (1%)Processing as a reactant
- •Abrasives in All Other Basic Organic Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Leaching agent in Primary Metal Manufacturing (10%)Use—non-incorporative activities
- •Ion exchange agent in Miscellaneous Manufacturing (20%)Use—non-incorporative activities
- •Cleaning agent in Food, beverage, and tobacco product manufacturing (20%)Use—non-incorporative activities
- •Dye in Textiles, apparel, and leather manufacturing (5%)Use—non-incorporative activities
- •Leaching agent in Paper Manufacturing (20%)Use—non-incorporative activities
- •Density modifier in All other Petroleum and Coal Products Manufacturing (100%)Use—non-incorporative activities
- •Bleaching agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (40%)Processing—incorporation into formulation, mixture, or reaction product
- •Softener and conditioner in Utilities (40%)Use—non-incorporative activities
- •Solvent in Food, beverage, and tobacco product manufacturing (20%)Use—non-incorporative activities
- •Process regulators in Petrochemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Bleaching agents in Soap, Cleaning Compound, and Toilet Preparation ManufacturingProcessing as a reactant
- •Intermediate in Wholesale and Retail TradeProcessing—repackaging
- •Processing aids, specific to petroleum production in All Other Basic Inorganic Chemical ManufacturingUse—non-incorporative activities
- •Processing aids, specific to petroleum production in All Other Basic Organic Chemical ManufacturingUse—non-incorporative activities
- •Processing aids, specific to petroleum production in Soap, Cleaning Compound, and Toilet Preparation ManufacturingProcessing as a reactant
- •Plasticizer in Plastics Product ManufacturingProcessing as a reactant
- •Laboratory chemicals in All Other Basic Inorganic Chemical ManufacturingUse—non-incorporative activities
- •Processing aids, specific to petroleum production in Paper ManufacturingUse—non-incorporative activities
- •Processing aids, specific to petroleum production in Primary Metal ManufacturingUse—non-incorporative activities
- •pH regulating agent in Paper Manufacturing (24%)Processing as a reactant
- •Plasticizer in Plastics Material and Resin Manufacturing (6%)Processing as a reactant
- •Plating agents and surface treating agents in Primary Metal Manufacturing (10%)Processing as a reactant
- •Solids separation agents in Utilities (4%)Use—non-incorporative activities
- •Fuels and fuel additives in Petrochemical Manufacturing (1%)Processing as a reactant
- •Solvents (for cleaning or degreasing) in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Pigment in All Other Basic Inorganic Chemical Manufacturing (2%)Processing as a reactant
- •Adsorbents and absorbents in Organic Fiber Manufacturing (7%)Processing—incorporation into formulation, mixture, or reaction product
- •Paint additives and coating additives not described by other categories in Paint and Coating Manufacturing (2%)Processing as a reactant
- •Oxidizing/reducing agents in All Other Chemical Product and Preparation Manufacturing (6%)Processing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Mining (except Oil and Gas) and support activities (11%)Processing—incorporation into formulation, mixture, or reaction product
- •Flotation agent in Mining (except Oil and Gas) and support activities (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Leaching agent in Mining (except Oil and Gas) and support activities (12%)Processing—incorporation into formulation, mixture, or reaction product
- •Anti-scaling agent in Paper Manufacturing (76%)Processing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Synthetic Dye and Pigment Manufacturing (100%)Processing as a reactant
- •Intermediate in Plastics Material and Resin Manufacturing (100%)Processing as a reactant
- •Swelling agent in Organic Fiber Manufacturing (100%)Processing as a reactant
- •pH regulating agent in Synthetic Rubber Manufacturing (100%)Processing as a reactant
- •Solvent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (3%)Processing—incorporation into formulation, mixture, or reaction product
- •Ion exchange agent in All Other Basic Inorganic Chemical Manufacturing (7%)Use—non-incorporative activities
- •Ion exchange agent in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (3%)Use—non-incorporative activities
- •Solvents (for cleaning or degreasing) in All Other Basic Inorganic Chemical Manufacturing (100%)Processing—repackaging
- •Thickening agent in Oil and Gas Drilling, Extraction, and Support activitiesProcessing—incorporation into article
- •Diluent in Food, beverage, and tobacco product manufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Corrosion inhibitors and anti-scaling agents in Wholesale and Retail Trade (10%)Processing—repackaging
- •Solvents (for cleaning or degreasing) in Wholesale and Retail Trade (10%)Processing—repackaging
- •Process regulators in Petroleum Refineries (100%)Processing as a reactant
- •Processing aids, specific to petroleum production in Petrochemical ManufacturingProcessing as a reactant
- •pH regulating agent in Miscellaneous Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Odor agents in Miscellaneous Manufacturing (100%)Processing—repackaging
- •Intermediate in All Other Basic Organic Chemical Manufacturing (18%)Processing as a reactant
- •Finishing agents in Paper Manufacturing (17%)Use—non-incorporative activities
- •Catalyst in Petroleum RefineriesProcessing as a reactant
- •pH regulating agent in OtherProcessing as a reactant
- •Intermediate in Food, beverage, and tobacco product manufacturingProcessing as a reactant
- •Abrasives in Primary Metal ManufacturingProcessing—repackaging
- •Intermediate in Plastics Product ManufacturingProcessing as a reactant
- •Sealant (barrier) in ConstructionUse—non-incorporative activities
- •Adhesives and sealant chemicals in ConstructionUse—non-incorporative activities
Chemical Identity
CAS1310-73-2
PubChem CID14798
DTXSIDDTXSID0029634
FormulaHNaO
Mol. Weight39.997 g/mol
SMILES[OH-].[Na+]
Data Sources
DTXSID00296342026-04-06
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
147982026-04-06
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/14798/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON
Archive: data/sources/pubchem_properties/14798.json
1310-73-22026-04-24
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv
CAS 1310-73-22026-04-25
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr_industrial.csv