Ammonia gas
Drug ingredientCAS 7664-41-7
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$1.2B
Top sourceCanada 61%
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 281410 · 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 61%CanadaTT 34%Trinidad and TobagoDZ 4%AlgeriaID 1%Indonesia
- South Korea
- Belgium
- Japan
- Taiwan
- United Kingdom
EPA-registered manufacturers (59)
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
Incitec Pivot · AU Australia
Nutrien · CA Canada
Oci N V · NL Netherlands
Shell Plc · GB United Kingdom
Show all 59
Advansix
Arclight Energy Partners Fund Vii
Arizona Public Service
Ascend Performance Materials
Astoria Energy
Austin Powder Holdings
Basf
Basin Electric Power Cooperative
Berkshire Hathaway
Brainerd Chemical
Buckeye Power
Cf Industries
Chevron
Chevron Richmond California Refinery
Cvr Energy
Dakota Gasification
Dte Energy
Duke Energy
Dyno Nobel
Dyno Nobel St. Helens
Firstenergy
Gavin Power
Generation Holdings
Golden Valley Electric Association
Harcros Chemicals
Hawaiian Electric Industries
Huntsman
Indiana-Kentucky Electric
Iowa Intermediate Fertilizer Holding
J.R. Simplot
Kobe Coating Company & Uss Galvanizing
Koch Industries
Lsb Industries
Ne Nitro Geneva
Nearman Creek Power Station (Kansas City Board Of Public Utilities)
Nips
Nrg Energy
Nrg Engery
Nrg Texas Power
Nutrien Us Top
Oci Beaumont
Ohio Valley Electric
Omnis Pleasants
Samsung Austin Semiconductor
San Juan Generating Station
Seminole Electric Cooperative
Shell Petroleum
Sunflower Electric Power
Talen Energy
The Mosaic
Tri-State Generation And Transmission Association
United States Steel
Wilbur-Ellis Holdings Ii
Xcel Energy
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.
American Air Liquide
Archer Daniels Midland
Cleveland Cliffs Steel
Consumers Energy
Global Tungsten &Amp; Powders
Show all 8
Lansing Board Of Water And Light
Martinez Renewables
Vistra
EPA-registered importers (17)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Azelis S A · LU Luxembourg
Advanced Micronutrient Products
Ashland
Azelis Us Holdings
Delaware Municipal Electric
Show all 17
Dow Chemical
Enf (Kyle) Technology
Finch Paper
Granite Shore Power
Holcim Participation (Us)
Ineos Us I
Itafos Conda
Jupiter Sulphur
Lemm
Nutrien Us
Orica Usa
United Refining
Why It Matters
Sectors
FoodPlastics & RubberElectronicsTransportationPaper & PrintingDefenseCore ChemicalsHealthEnergyConsumer ProductsMetals & MiningWaterAgricultureConstruction
Downstream Uses
Appears in 28 drug and cosmetic product listings (FDA).
- •Flobow Smelling Salts
- •Sylvirene Smelling Salts
- •smelling salts
- •Snap Labs Ammonia Inhalants
- •First Aid Only Ammonia Inhalants
- •Reinreude Smelling Salts
- •Allbiz Sealed ONI Smelling Salts
- •Ammonium Causticum
Show all 28
- •Kinkan
- •ammonia inhalants
- •Gluvelop Smelling Salts
- •Allbiz MINT ONI Smelling Salts
- •Serynth Smelling Salts
- •Antyze Smelling Salts
- •Tehcin smelling salts
- •Snap Labs 20-Count Ammonia Inhalants
- •Enviro Detox 6009
- •JACK Smelling Salts for Athletes and Eucalyptus Oil
- •Ammonia
- •WXMX Smelling Salts
- •AnubisMed
- •Lepnuns Smelling Salts
- •UpSniff Smelling Salts
- •Summit Smelling Salts
- •Smelling Salt
- •Botasun Smelling Salts
- •VYV Smelling Salts
- •Palinoia Smelling Salts
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 25 sectors as 18 functional roles.
- •Intermediate in Petrochemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Soil amendments (fertilizers) in Agriculture, Forestry, Fishing and Hunting (67%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Fabricated Metal Product Manufacturing (100%)Processing as a reactant
- •Intermediate in Wholesale and Retail Trade (2%)Processing—repackaging
- •Intermediate in All Other Basic Organic Chemical Manufacturing (43%)Processing as a reactant
- •Intermediate in All Other Basic Inorganic Chemical Manufacturing (34%)Processing as a reactant
- •Soil amendments (fertilizers) in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (17%)Processing as a reactant
- •Refrigerants in All Other Chemical Product and Preparation Manufacturing (3%)Processing—repackaging
- •Catalyst in Petroleum Refineries (1%)Processing as a reactant
- •Reducing agent in Utilities (100%)Processing as a reactant
- •Chemical reaction regulator in Utilities (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Stabilizing agent in Organic Fiber Manufacturing (20%)Processing—repackaging
- •Intermediate in Explosives Manufacturing (0%)Processing—repackaging
- •Intermediate in Paper Manufacturing (0%)Processing—repackaging
- •Fuel agents in Petroleum Refineries (0%)Processing—repackaging
- •Intermediate in Pharmaceutical and Medicine Manufacturing (5%)Processing as a reactant
- •Intermediate in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (52%)Processing as a reactant
- •Chemical reaction regulator in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (1%)Use—non-incorporative activities
- •Refrigerants in Industrial Gas Manufacturing (1%)Use—non-incorporative activities
- •Soil amendments (fertilizers) in Wholesale and Retail Trade (60%)Processing—repackaging
- •pH regulating agent in UtilitiesProcessing—incorporation into formulation, mixture, or reaction product
- •Oxidizing agent in All Other Basic Organic Chemical Manufacturing (34%)Processing as a reactant
- •Reducing agent in All Other Basic Inorganic Chemical Manufacturing (14%)Processing as a reactant
- •Drier in Computer and Electronic Product Manufacturing (100%)Processing as a reactant
- •Soil amendments (fertilizers) in All Other Basic Inorganic Chemical Manufacturing (41%)Use—non-incorporative activities
- •Processing aids, specific to petroleum production in Industrial Gas Manufacturing (14%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Plastics Material and Resin Manufacturing (8%)Processing as a reactant
- •Ion exchange agent in Other (0%)Use—non-incorporative activities
- •Reducing agent in Petroleum Refineries (1%)Processing as a reactant
- •Intermediate in Petroleum Refineries (1%)Processing as a reactant
- •Reducing agent in Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing) (100%)Processing as a reactant
- •Fuel agents in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (1%)Processing as a reactant
- •Binder in All Other Basic Inorganic Chemical Manufacturing (17%)Processing—incorporation into formulation, mixture, or reaction product
- •Refrigerants in Miscellaneous Manufacturing (53%)Use—non-incorporative activities
- •Energy Releasers (explosives, motive propellant) in Explosives Manufacturing (20%)Processing—incorporation into formulation, mixture, or reaction product
- •Flame retardant in Miscellaneous Manufacturing (3%)Processing—repackaging
- •Energy Releasers (explosives, motive propellant) in Mining (except Oil and Gas) and support activities (6%)Processing—incorporation into formulation, mixture, or reaction product
- •Chemical reaction regulator in Petroleum Refineries (100%)Processing as a reactant
- •Cleaning agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (0%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in All Other Chemical Product and Preparation Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in Utilities (100%)Processing as a reactant
- •Refrigerants in Utilities (1%)Processing as a reactant
- •Soil amendments (fertilizers) in All Other Basic Organic Chemical Manufacturing (10%)Processing as a reactant
- •Fuel agents in Utilities (9%)Processing—repackaging
- •Refrigerants in Food, beverage, and tobacco product manufacturing (4%)Processing—repackaging
- •pH regulating agent in All Other Basic Organic Chemical Manufacturing (1%)Use—non-incorporative activities
- •pH regulating agent in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (1%)Processing—repackaging
- •Tanning agents not otherwise specified in Utilities (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Catalyst in Utilities (100%)Processing as a reactant
- •Oxidizing agent in All Other Basic Inorganic Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Oxidizing agent in Wholesale and Retail TradeProcessing—repackaging
- •Oxidizing agent in Utilities (100%)Processing as a reactant
- •Reducing agent in Miscellaneous Manufacturing (13%)Processing as a reactant
- •Reducing agent in Construction (4%)Use—non-incorporative activities
- •Refrigerants in All Other Basic Inorganic Chemical Manufacturing (1%)Use—non-incorporative activities
- •Reducing agent in Transportation Equipment Manufacturing (60%)Use—non-incorporative activities
- •Refrigerants in Transportation Equipment Manufacturing (3%)Use—non-incorporative activities
- •Reducing agent in Explosives Manufacturing (80%)Processing as a reactant
Vendor Pricing
$1.59/gSigma-Aldrich (Rush Stock)
CountryGermany
Pack$1591.07 / 1 kg
Purity99.95%
Vendors6 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
5 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 | Germany | $1.59 | 1 kg | 99.95% |
| A2B Chem LLC | United States | $3.04 | 25 g | — |
| AA BLOCKS | United States | $3.12 | 25 g | — |
| Otava, Ltd. (2 weeks) | Ukraine | $2724.00 | 50 mg | 90% |
| MedChemExpress MCE | Sweden | $990022.00 | 10 mg | 99.15% |
Chemical Identity
CAS7664-41-7
PubChem CID222
DTXSIDDTXSID0023872
FormulaH3N
Mol. Weight17.031 g/mol
SMILESN
Data Sources
- EPA CompTox (DSSTox) · DTXSID0023872Retrieved 2026-04-06
- PubChem · compound 222Retrieved 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
Ammonia gas (CAS 7664-41-7) https://chemicalindependence.com/chemical/7664-41-7/ EPA CompTox (DSSTox): DTXSID0023872. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID0023872 PubChem: 222. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/222 EPA Chemical Data Reporting: 7664-41-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 7664-41-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 281410 for CAS 7664-41-7. Reporting year: 2024. https://usatrade.census.gov/