Helium is a kind of chemical element, chemical symbol is He, its atomic number is 2, is a kind of colorless, inert gas, discharging dark yellow light.At room temperature, it is an extremely light colorless, odorless, tasteless monatomic gas.Helium is the hardest of all gases to liquefy, the only one that can't solidify at standard atmospheric pressure.Helium is very inert, so it's hard to react with other substances in general.Helium is the second most abundant element in the universe, accounting for 24 percent of the Milky Way.
Item
Purity
Purity
Argon(Ar)
≥99.999%
≥99.9999%
H2
≤0.5ppm
≤0.1ppm
O2
≤1.5ppm
≤0.1ppm
N2
≤4ppm
≤0.4ppm
CO
≤1ppm
≤0.1ppm
CO2
≤1ppm
≤0.1ppm
ch4
≤1ppm
≤0.1ppm
H2O
≤3ppm
≤0.2ppm
About Ruiming Qingdao Ruiming Bluesky Energy Co., Ltd is located at Qingdao, the biggest seaport in China, owns the convenient shipping advantages. Ruiming are recognized by our customers as offering unparalleled technical knowledge & support resulting in the ability to provide cost effective and competitive solutions. We strive for our customers to enjoy working with us due to our friendly, reliable and professional attitude in all that we do. This web site is designed to give you a "feel" for the quality of Ruiming as a company and provide you with an overview and technical information of our product ranges. If you cannot find what you are looking for or would like any advice please feel free to contact us - we will do all we can to help you. Main products: 1. Gas products: Argon gas, helium gas, hydrogen gas, Carbon Oxide (CO2), propane gas, acetylene, Nitrous Oxide, LO2, LN2,LCO2. LNG, ect. 2. All kind of high pressure gas cylinder and welded gas cylinders: Oxygen Cylinder (GB 5099/ ISO 9809-3/ DOT/ EN standard gas cylinders) Acetylene Gas cylinder Liquid Chlorine Cylinder/ Liquid Ammonia Cylinder 3. Liquid nitrogen containers: all kinds of liquid nitrogen containers from 2L to 50L 4. Cryogenic Liquid Cylinder : 175L 195L 210L 495L capacity 5. Liquid storage tank: 5M3, 10 M3, 20M3, 30 M3, 50M3, 100M3, 200M3, ect. 6. Gas equipment: Vaporizer, Manifold, Gas filling pump, ect.