| CAS No.: | 7439-90-9 |
|---|---|
| Formula: | Kr |
| EINECS: | 231-098-5 |
| Constituent: | Industrial Pure Air |
| Grade Standard: | Industrial Grade |
| Chemical Property: | Inflammable Gas |
| Customization: |
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Audited Supplier Krypton (Kr) is a chemical element and a noble gas in the periodic table. It is a colorless, odorless, and tasteless gas that belongs to the group of elements known as noble gases or inert gases. Here are some key points about krypton gas:
Properties: Krypton is characterized by its low reactivity, which is a common characteristic of noble gases. It is monatomic, meaning it exists as individual atoms rather than forming molecules. Krypton has a higher density than the lighter noble gases like helium and neon, but it is still less dense than air.
Occurrence: Krypton is a rare element in the Earth's atmosphere, comprising only about 1 part per million by volume. It is produced through radioactive decay of certain isotopes, such as uranium and thorium, found in the Earth's crust. It can also be obtained as a byproduct of the production of liquid oxygen and liquid nitrogen through air separation.
Uses: Krypton has several applications in various fields, including lighting, lasers, and scientific research. Some notable uses of krypton include:
Lighting: Krypton is used in certain types of lighting, such as high-intensity discharge (HID) lamps and fluorescent lamps. It helps produce a bright, white light and improves the efficiency and color quality of the light source.
Lasers: Krypton lasers emit visible and ultraviolet light and find applications in scientific research, spectroscopy, and laser light shows.
Cryogenics: Krypton can be used as a cryogenic refrigerant in certain applications, such as cooling superconducting magnets or as a diluent gas in low-temperature experiments.
Window insulation: Krypton gas is sometimes used to fill the space between double or triple-pane windows to enhance their insulating properties. Its low thermal conductivity helps reduce heat transfer, improving energy efficiency.
Safety and Health: Krypton is generally considered non-toxic and does not pose any significant health risks. However, like other noble gases, it can displace oxygen in confined spaces and cause asphyxiation if present in high concentrations. Proper ventilation and safety measures should be observed when working with krypton or any other gas.
Krypton, along with other noble gases, has unique properties that make it useful in specific applications. However, due to its rarity and limited uses, krypton is not as widely known or utilized as some other elements.
| Transport Package: | 40L, 47L, 50L | Melting Point | -156.6 ºC |
| Trademark: | CMC | Boiling Point | -153.3ºC |
| Specification | 99.999% | Production Capacity | 5000 M3/Year |
| Cylinder Pressure | 15MPa/20MPa | Valve | Qf-2/Cga580 |
| Appearance | Colorless, Odorless | Density | 3.736 Kg/M3 |
Specification
| Specification | Company Standard |
| Kr | ≥ 99.999% |
| O2 | ≤ 0.5 ppm |
| N2 | ≤ 2.0 ppm |
| Moisture | ≤ 0.5 ppm |
| Ar | ≤ 2.0 ppm |
| CO2 | ≤ 0.5 ppm |
| Xe | ≤ 2.0 ppm |
| CF4 | ≤ 0.5 ppm |
| H2 | ≤ 0.5 ppm |
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