| CAS No.: | 7440-37-1 |
|---|---|
| Formula: | Ar |
| EINECS: | 231-147-0 |
| Constituent: | Industrial Pure Air |
| Grade Standard: | Industrial Grade |
| Chemical Property: | Combustion-Supporting Gas |
| Customization: |
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Audited Supplier Argon gas is a chemical element and one of the noble gases. It is represented by the symbol "Ar" in the periodic table and has an atomic number of 18. Argon is colorless, odorless, and tasteless, making it a non-reactive gas. It is the third-most abundant gas in the Earth's atmosphere, comprising about 0.934% by volume.
Argon has various industrial applications due to its inert nature and unique properties. It is commonly used in lighting applications, such as in fluorescent lights and incandescent bulbs, to provide an inert atmosphere that prevents oxidation and prolongs the life of the filament. Argon is also used in the manufacturing of semiconductors, as a shielding gas in arc welding, and as a filling gas in double-pane windows to improve insulation.
Additionally, argon is used in scientific research and analytical techniques. In certain laboratory experiments, argon gas is used as a carrier gas in gas chromatography and as a protective gas in certain types of spectroscopy.
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.
If you have any specific questions or if there's something specific you would like to know about argon gas, feel free to ask!
| 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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