Ammonium hydroxide
CAS 1336-21-6
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$10M
Top sourceCanada 52%
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 281420 · 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).
CA 52%CanadaBE 41%BelgiumJP 4%JapanTW 2%Taiwan
- Germany
- Italy
- Spain
- India
- United Kingdom
EPA-registered manufacturers (34)
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
Fujifilm Holding Japan · JP Japan
Linde Plc · IE Ireland
Marubeni · JP Japan
Ati
Show all 34
Austin Powder Holdings
Basf
Brenntag
Cf Industries
Chs
Clearway Energy
Dynachem
Fujifilm Holdings America
Hawkins
Helm America
Hydrite Chemical
Intermountain Power Agency
J.R. Simplot
Jupiter Sulphur
Lemm
Linde
Macdermid
Macrosource
Minnesota Power
Nutrien Us
Nutrien Us Top
Southern Ionics
Tanner Industries
Thatcher
The Andersons
Tri-Chem Industries
Univar Solutions
Venator Chemicals
Wilbur-Ellis Holdings Ii
Domestic parents -- activity not disclosed (8)
EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.
Alexander Chemical
American Air Liquide
Emd Holding
Honeywell International (123312)
Kik International
Show all 8
Lanxess
Polyventive
Wintersun International
EPA-registered importers (11)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Asia Union Electronic Chemical · TW Taiwan
Basf Se · DE Germany
Heubach Holdings Sarl · LU Luxembourg
Amphenol
Asia Union Electronic Chemicals - Reno
Show all 11
Avantor
Dow Chemical
Hct
Mitsubishi Gas Chemical America
Solenis
The Sherwin Williams
Why It Matters
Sectors
HealthDefenseAgricultureFoodEnergyWaterElectronicsConstructionMetals & MiningPlastics & RubberConsumer ProductsPaints & CoatingsPaper & 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 30 sectors as 23 functional roles.
- •pH regulating agent in Paint and Coating Manufacturing (1%)Use—non-incorporative activities
- •Reducing agent in Paper Manufacturing (2%)Use—non-incorporative activities
- •Solvent in Construction (4%)Processing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Plastics Material and Resin Manufacturing (1%)Use—non-incorporative activities
- •pH regulating agent in Mining (except Oil and Gas) and support activities (3%)Use—non-incorporative activities
- •Reducing agent in Utilities (40%)Use—non-incorporative activities
- •pH regulating agent in Adhesive Manufacturing (4%)Use—non-incorporative activities
- •pH regulating agent in All Other Basic Inorganic Chemical Manufacturing (2%)Use—non-incorporative activities
- •Solvent in Fabricated Metal Product Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Soil amendments (fertilizers) in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (2%)Use—non-incorporative activities
- •Intermediate in Paint and Coating Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Etching agent in Computer and Electronic Product Manufacturing (100%)Processing as a reactant
- •Intermediate in All Other Chemical Product and Preparation Manufacturing (96%)Processing as a reactant
- •pH regulating agent in Pharmaceutical and Medicine Manufacturing (5%)Use—non-incorporative activities
- •Laboratory chemicals in All Other Chemical Product and Preparation Manufacturing (0%)Processing as a reactant
- •pH regulating agent in Food, beverage, and tobacco product manufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Oxidizing agent in Utilities (20%)Processing as a reactant
- •Soil amendments (fertilizers) in Agriculture, Forestry, Fishing and Hunting (7%)Processing as a reactant
- •Oxidizing agent in Petroleum Lubricating Oil and Grease Manufacturing (20%)Processing as a reactant
- •pH regulating agent in Agriculture, Forestry, Fishing and Hunting (7%)Processing as a reactant
- •Brightener in Food, beverage, and tobacco product manufacturing (5%)Processing as a reactant
- •Reducing agent in Petroleum Refineries (60%)Use—non-incorporative activities
- •Solids separation (precipitating) agent, not otherwise specified in Utilities (0%)Use—non-incorporative activities
- •Intermediate in All Other Basic Inorganic Chemical Manufacturing (20%)Processing as a reactant
- •Reducing agent in Services (10%)Processing—repackaging
- •Solids separation (precipitating) agent, not otherwise specified in Miscellaneous Manufacturing (0%)Processing—incorporation into formulation, mixture, or reaction product
- •Reducing agent in Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing) (10%)Use—non-incorporative activities
- •Corrosion inhibitor in Petroleum Refineries (66%)Processing—repackaging
- •pH regulating agent in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Binder in Paper Manufacturing (13%)Processing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Utilities (70%)Processing—incorporation into formulation, mixture, or reaction product
- •Cleaning agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Adhesion/cohesion promoter in Paint and Coating Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
- •Catalyst in Utilities (100%)Use—non-incorporative activities
- •Reducing agent in Wholesale and Retail Trade (10%)Processing—repackaging
- •Soil amendments (fertilizers) in Wholesale and Retail Trade (50%)Use—non-incorporative activities
- •Reducing agent in Food, beverage, and tobacco product manufacturing (10%)Use—non-incorporative activities
- •Chemical reaction regulator in Petroleum Refineries (10%)Processing—incorporation into formulation, mixture, or reaction product
- •Cleaning agent in All Other Basic Inorganic Chemical Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (100%)Processing as a reactant
- •Intermediate in Primary Metal Manufacturing (100%)Processing as a reactant
- •pH regulating agent in Furniture and Related Product ManufacturingProcessing—incorporation into article
- •pH regulating agent in Wood Product ManufacturingProcessing—incorporation into article
- •pH regulating agent in Miscellaneous ManufacturingProcessing—incorporation into article
- •pH regulating agent in Not Known or Reasonably AscertainableProcessing—incorporation into formulation, mixture, or reaction product
- •Fixing agent (mordant) in Printing and Related Support Activities (100%)Processing as a reactant
- •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
- •Plating agent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Paper Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Other (10%)Processing—incorporation into formulation, mixture, or reaction product
- •Catalyst in All Other Basic Inorganic Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Semiconductor and photovoltaic agent in Computer and Electronic Product Manufacturing (100%)Use—non-incorporative activities
- •Soil amendments (fertilizers) in All Other Chemical Product and Preparation ManufacturingUse—non-incorporative activities
- •Vapor pressure modifiers in Utilities (70%)Processing as a reactant
- •Reducing agent in Miscellaneous Manufacturing (1%)Processing as a reactant
- •Reducing agent in Construction (1%)Use—non-incorporative activities
- •pH regulating agent in ConstructionProcessing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Asphalt Paving, Roofing, and Coating Materials ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Surface modifier in Fabricated Metal Product ManufacturingUse—non-incorporative activities
- •Intermediate in Plastics Material and Resin ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •pH regulating agent in Computer and Electronic Product ManufacturingProcessing as a reactant
- •Flavoring and nutrient in Food, beverage, and tobacco product manufacturing (4%)Processing as a reactant
- •Soil amendments (fertilizers) in All Other Basic Inorganic Chemical Manufacturing (1%)Use—non-incorporative activities
- •Reducing agent in All Other Basic Inorganic Chemical Manufacturing (3%)Processing—repackaging
- •Reducing agent in Agriculture, Forestry, Fishing and Hunting (2%)Processing—repackaging
- •Reducing agent in Explosives Manufacturing (80%)Processing as a reactant
Vendor Pricing
$0.03/gFluorochem UK
CountryUnited Kingdom
Pack$25.74 / 1 kg
Purity28%
Vendors2 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
1 more vendor
| 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 |
|---|---|---|---|---|
| Fluorochem EU | Germany | $0.03 | 1 kg | 28% |
Chemical Identity
CAS1336-21-6
PubChem CID14923
DTXSIDDTXSID4020080
FormulaH5NO
Mol. Weight35.046 g/mol
SMILES[NH4+].[OH-]
Data Sources
- EPA CompTox (DSSTox) · DTXSID4020080Retrieved 2026-04-06
- PubChem · compound 14923Retrieved 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
Ammonium hydroxide (CAS 1336-21-6) https://chemicalindependence.com/chemical/1336-21-6/ EPA CompTox (DSSTox): DTXSID4020080. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4020080 PubChem: 14923. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/14923 EPA Chemical Data Reporting: 1336-21-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 1336-21-6. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 281420 for CAS 1336-21-6. Reporting year: 2024. https://usatrade.census.gov/