Ammonia (NH₃)

Ammonia (NH₃) Gas

Ammonia is widely used in industrial refrigeration, fertilizer production, water treatment, and as a precursor to nitrogen-containing compounds. Messer supplies ammonia in both anhydrous and aqueous forms, with specialty-grade available for laboratory use. It is a toxic, corrosive gas that requires careful handling.

Technical Specifications

Boiling point:
-33.3 °C​
Gas density @21°C, 1 atm:
0.771 g/L
Conversion liquid to gas @15°C, 1 atm: ​
1L to 850L
TC classification:
2.3

For detailed application information, please refer to the technical data/specification sheets in the catalogue.

Most Commonly Purchased Ammonia Gases

Messer offers a variety of gas purity levels and supply formats to meet the unique needs of different industries. Whether you require high-purity grades for precision applications, standard industrial-grade gases for manufacturing, or specialty gas mixtures for research and calibration, Messer provides reliable solutions. Available in multiple delivery options—including cylinders, liquid dewars, bulk storage, and on-site generation—our gases ensure optimal performance, consistency, and efficiency across all applications.

Ammonia Grade 4.0

Anhydrous Ammonia or R717 is one of the oldest commercial refrigerants known. Ammonia is used in metal treating applications where protective atmospheres are required. It is used in extracting such metals as copper, nickel, and molybdenum.

Parcourez notre gamme complète de Ammonia Gases on Messer WebShop

Gas Grades & Formats

Ammonia / R-717 / NH₃
CGA: 705, 660
CAS: 7764-41-7
Shelf Life: 24 months

MANUF
MEDICAL
R&D
SEMI

Hazardous Product – Customer Screening required prior to quotation or supply

Related Equipment

In addition to our premium gases, Messer offers a suite of high-quality equipment designed to ensure safe and efficient delivery and management of gases. Our range includes precision regulators, advanced testing equipment, and comprehensive tank management systems, each engineered to integrate seamlessly with your facilities’ existing infrastructure.

Regulator MESSER M2S Dual Stage, Stainless Steel

Messer M2S dual stage stainless steel regulators are intended for primary pressure control of ultra-high purity or corrosive gases for applications requiring constant pressure control and delivery regardless of supply pressure variations.

Regulator MESSER M2B Dual Stage, Brass

Messer M2B dual stage brass regulators are intended for primary pressure control of non-corrosive, high purity or liquefied gases for applications requiring constant pressure control and delivery regardless of supply pressure variations.

Line Regulator MESSER MLB Single-Stage, Brass

Messer MLB brass line regulators are intended for secondary pressure control of non-corrosive, high purity or liquefied gases or as point of use pressure control in high purity gas distribution systems.

Data Sheets & Resources

Consultez les fiches techniques et autres informations de sécurité dans notre bibliothèque de ressources.

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