Helium (He) , Rare Gas, High Purity Grade
Basic Information
|
CAS |
7440-59-7 |
|
EC |
231-168-5 |
|
UN |
1046 (Compressed) ; 1963 (Liquid) |
What is this material ?
Helium is a colorless, odorless, tasteless gas that is lighter than air. In its natural state, helium is usually present in small quantities in the Earth's atmosphere as a gas. However, it is mainly extracted from natural gas wells, where it is present in higher concentrations.
Where to use this material ?
Leisure Balloons: Helium is primarily used to inflate balloons, making them float in the air. This is a popular choice for celebrations, parties and events.
Weather Balloons: Helium-filled weather balloons are used to collect atmospheric data in meteorological and climate studies. Note that specific applications and regulations for the use of helium may vary by country, industry and purpose.
Airships: The lighter-than-air properties of helium make it suitable for lifting airships and dirigibles. These vehicles are commonly used in advertising, aerial photography and scientific research.
Cryogenics: Helium is used as a coolant in cryogenic systems. It is responsible for keeping scientific research, medical imaging machines (such as MRI scanners) and superconducting magnets cold.
Welding: Helium is commonly used as a shielding gas in arc welding processes such as tungsten inert gas (TIG). It helps protect the welding area from atmospheric gases and improves weld quality.
Leak Detection: Helium is used as a tracer gas to detect leaks in various systems such as piping, HVAC systems, and refrigeration equipment. Helium leak detectors are used to accurately identify and locate leaks.
Breathing mixtures: Divers and astronauts can use heliox mixtures, such as heliox and trimix, to avoid the negative effects of breathing high-pressure air at depth or in space.
Scientific research: Helium is used in a variety of scientific experiments and research applications, including cryogenics, materials testing, nuclear magnetic resonance (NMR) spectroscopy, and as a carrier gas in gas chromatography.
Note that specific applications and regulations for the use of this material/product may vary by country, industry and purpose. Always follow safety guidelines and consult an expert before using this material/product in any application.
