CAS No.: | 7440-37-1 |
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Formula: | Ar |
EINECS: | 231-147-0 |
Constituent: | Industrial Pure Air |
Grade Standard: | Industrial Grade |
Chemical Property: | Combustion-Supporting Gas |
Customization: |
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Argon gas is a chemical element with the symbol "Ar" and atomic number 18. It is a noble gas, which means it is inert and doesn't readily react with other elements or compounds. Argon is colorless, odorless, and tasteless.
Argon gas is present in the Earth's atmosphere, making up about 0.93% of the air we breathe. It is produced through the decay of radioactive potassium-40 in the Earth's crust. Argon is also commonly used in various industrial applications due to its unique properties.
Some common uses of argon gas include:
Welding: Argon gas is used as a shielding gas in welding processes, such as Tungsten Inert Gas (TIG) welding. It helps create an inert atmosphere to prevent oxidation and improve the quality of the weld.
Lighting: Argon gas is used in some types of lighting, such as fluorescent tubes and high-intensity discharge (HID) lamps. It helps maintain the stability and prolong the life of the electric arc.
Laser technology: Argon gas is used as a medium in some types of lasers, such as argon-ion lasers. These lasers emit visible and ultraviolet light and are used in scientific research, laser light shows, and medical applications.
Insulation: Argon gas is sometimes used as an insulating material in double-pane windows. It is sealed between the panes to reduce heat transfer and improve energy efficiency.
Scientific research: Argon gas is often used in laboratories for various research purposes, such as inert atmospheres, sample preservation, and as a carrier gas in gas chromatography.
These are just a few examples of the many applications of argon gas. Its inert nature and unique properties make it useful in various industrial, scientific, and technological fields.
Ar, Assay % | ≥99.9999 | 99.9999 | ||||||||
H2, ppm | ≤0.1 | <0.1 | ||||||||
O2, ppm | ≤0.15 | <0.1 | ||||||||
N2, ppm | ≤0.2 | <0.2 | ||||||||
CO, ppm | ≤0.1 | <0.05 | ||||||||
CO2, ppm | ≤0.1 | <0.05 | ||||||||
CH4, ppm | ≤0.1 | <0.05 | ||||||||
H2O, ppm | ≤0.1 | <0.1 |
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