Potassium hydroxide
Drug ingredientCAS 1310-58-3
This drug ingredient has classified U.S. production volumes. EPA withholds the number 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$38M
Top sourceSouth Korea 32%
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 281520 · 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).
KR 32%South KoreaBE 28%BelgiumJP 9%JapanJO 9%JordanMX 7%Mexico
- India
- Canada
- Israel
- Czech Republic
- Switzerland
- Malaysia
- Spain
- United Kingdom
- Nigeria
EPA-registered manufacturers (13)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Indorama Netherlands Bv · NL Netherlands
Brainerd Chemical
Dynachem
Enterprise Products Operating
Hf Sinclair
Show all 13
Indorama Ventures Usa Holdings
Ineos Enterprises Us Hold
Jtm Products
Macdermid
Occidental Petroleum
Olin
Packaging Corporation Of America
Tri-Chem Industries
Domestic parents -- activity not disclosed (14)
EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.
Albemarle
Bayer Us Holding
Chevron Usa
Cirba Solutions
Emd Holding
Show all 14
Erco (Us) Holdings
Fujimi
M Chemical
Phillips 66
Polyventive
Rierden Chemical & Trading
Toyota Tsusho America
Tricon International
Valudor Products
EPA-registered importers (27)
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
Cci Holding · JP Japan
Clariant International · CH Switzerland
Toyota Tsusho · JP Japan
Unid Global · KR South Korea
Show all 27
Advanced Micronutrient Products
Ambyth Chemical
Avantor
Basf
Bei Hawaii
Brenntag
Catalynt Solutions
Cci Manufacturing Il
Chemical Distribution Network
Clariant
Henkel
Kanto
Lanxess
Oci International
Old World Industries
Phibro Animal Health
Recochem
Solenis
Univar Solutions Usa
Valagro/Syngenta Biologicals
Wilbur-Ellis Holdings Ii
Wintersun International
2 FDA-registered drug labelers
Green Earth Health Inc.
Herbamed AG
Why It Matters
Sectors
HealthAgricultureFoodEnergyWaterElectronicsTransportationConstructionMetals & MiningPlastics & RubberConsumer ProductsPaints & CoatingsPaper & PrintingCore Chemicals
Downstream Uses
Appears in 1 drug and cosmetic product listings (FDA).
- •Mdfarma COLD and FLU Relief
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 24 sectors as 26 functional roles.
- •Semiconductor and photovoltaic agent in Computer and Electronic Product Manufacturing (100%)Processing—repackaging
- •Soil amendments (fertilizers) in Wholesale and Retail TradeProcessing—incorporation into formulation, mixture, or reaction product
- •Soil amendments (fertilizers) in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Soil amendments (fertilizers) in Pesticide, Fertilizer, and Other Agricultural Chemical ManufacturingProcessing as a reactant
- •Ion exchange agent in Miscellaneous ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Cleaning agent in Soap, Cleaning Compound, and Toilet Preparation ManufacturingProcessing—incorporation into article
- •Catalyst in Wholesale and Retail TradeProcessing as a reactant
- •Lubricating agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Adhesion/cohesion promoter in Computer and Electronic Product Manufacturing (3%)Processing—incorporation into formulation, mixture, or reaction product
- •Adhesion/cohesion promoter in Machinery Manufacturing (3%)Processing—incorporation into formulation, mixture, or reaction product
- •Adhesion/cohesion promoter in Electrical Equipment, Appliance, and Component Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Adhesion/cohesion promoter in Transportation Equipment Manufacturing (37%)Processing—incorporation into formulation, mixture, or reaction product
- •Adhesion/cohesion promoter in Fabricated Metal Product Manufacturing (57%)Processing—incorporation into formulation, mixture, or reaction product
- •Abrasives in Miscellaneous ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Plating agent in Fabricated Metal Product 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
- •Intermediate in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (100%)Processing as a reactant
- •Anti-freeze agent in Wholesale and Retail Trade (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Wholesale and Retail TradeProcessing—repackaging
- •Chemical reaction regulator in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Intermediate in All Other Basic Organic Chemical Manufacturing (80%)Processing as a reactant
- •Intermediate in All Other Chemical Product and Preparation Manufacturing (20%)Processing as a reactant
- •Corrosion inhibitor in All Other Chemical Product and Preparation Manufacturing (100%)Processing as a reactant
- •Corrosion inhibitor in Oil and Gas Drilling, Extraction, and Support activities (100%)Use—non-incorporative activities
- •Intermediate in All Other Basic Inorganic Chemical Manufacturing (100%)Processing as a reactant
- •Processing aids, specific to petroleum production in Petrochemical Manufacturing (1%)Use—non-incorporative activities
- •pH regulating agent in All Other Chemical Product and Preparation Manufacturing (2%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Food, beverage, and tobacco product manufacturing (16%)Processing as a reactant
- •Oxidizing agent in All Other Chemical Product and Preparation Manufacturing (2%)Processing as a reactant
- •Ion exchange agent in Electrical Equipment, Appliance, and Component Manufacturing (5%)Processing—incorporation into article
- •Surfactant (surface active agent) in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (95%)Processing—incorporation into formulation, mixture, or reaction product
- •Surfactant (surface active agent) in Paint and Coating Manufacturing (5%)Processing as a reactant
- •Plating agent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Plating agent in Computer and Electronic Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Fuel agents in Petroleum Refineries (100%)Use—non-incorporative activities
- •pH regulating agent in Not Known or Reasonably Ascertainable (0%)Not Known or Reasonably Ascertainable
- •Etching agent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Chelating agent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Absorbent in Petrochemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Not Known or Reasonably Ascertainable (61%)Processing as a reactant
- •Intermediate in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (4%)Processing as a reactant
- •pH regulating agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Petroleum RefineriesProcessing as a reactant
- •pH regulating agent in Industrial Gas Manufacturing (100%)Processing as a reactant
- •Flavoring and nutrient in Pesticide, Fertilizer, and Other Agricultural Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Cleaning agent in Computer and Electronic Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Utilities (3%)Processing—incorporation into formulation, mixture, or reaction product
- •Freeze-thaw additive in All Other Chemical Product and Preparation Manufacturing (0%)Processing—incorporation into formulation, mixture, or reaction product
- •Soil amendments (fertilizers) in Agriculture, Forestry, Fishing and Hunting (4%)Processing—incorporation into formulation, mixture, or reaction product
- •Processing aids, specific to petroleum production in Oil and Gas Drilling, Extraction, and Support activities (2%)Processing—incorporation into formulation, mixture, or reaction product
- •Anti-freeze agent in All Other Chemical Product and Preparation Manufacturing (6%)Processing—incorporation into formulation, mixture, or reaction product
- •Catalyst in Paint and Coating Manufacturing (100%)Processing as a reactant
- •Conductive agent in ServicesProcessing—repackaging
- •Anti-adhesive/cohesive in All Other Basic Organic Chemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Abrasives in Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing)Use—non-incorporative activities
- •Surface modifier in Fabricated Metal Product ManufacturingUse—non-incorporative activities
- •Cleaning agent in Fabricated Metal Product ManufacturingUse—non-incorporative activities
- •Anti-freeze agent in OtherProcessing—incorporation into formulation, mixture, or reaction product
- •Etching agent in Computer and Electronic Product ManufacturingProcessing as a reactant
- •Chemical reaction regulator in Soap, Cleaning Compound, and Toilet Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
Vendor Pricing
$0.02/gFluorochem UK
CountryUnited Kingdom
Pack$100.10 / 5 kg
Purity90%
Vendors8 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
7 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| Sigma-Aldrich (Rush Stock) | Germany | $0.03 | 5 kg | 85% |
| Sigma-Aldrich | Germany | $0.03 | 5 kg | 85% |
| A2B Chem LLC | United States | $0.03 | 500 g | 85% |
| AA BLOCKS | United States | $0.03 | 500 g | 85% |
| Fluorochem EU | Germany | $0.04 | 1 kg | 90% |
| AK Scientific, Inc. | United States | $0.05 | 1 kg | 90% |
| Apollo Scientific UK | United Kingdom | $2.38 | 100 g | 99.995% |
Chemical Identity
CAS1310-58-3
PubChem CID14797
DTXSIDDTXSID5029633
FormulaHKO
Mol. Weight56.106 g/mol
SMILES[OH-].[K+]
Data Sources
- EPA CompTox (DSSTox) · DTXSID5029633Retrieved 2026-04-06
- PubChem · compound 14797Retrieved 2026-04-06
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- FDA National Drug Code directoryRetrieved 2026-04-07
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
Potassium hydroxide (CAS 1310-58-3) https://chemicalindependence.com/chemical/1310-58-3/ EPA CompTox (DSSTox): DTXSID5029633. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5029633 PubChem: 14797. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/14797 EPA Chemical Data Reporting: 1310-58-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting FDA National Drug Code directory: CAS 1310-58-3. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 281520 for CAS 1310-58-3. Reporting year: 2024. https://usatrade.census.gov/