Helium gas

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Quick Details Name:helium CAS No.:7440-59-7 MF: He Purity: 99-99.9999% Density: 0.178G/L Melting point: -272.2 °C Boiling point: -268.9 °C Packing: cylinder pakage or packed according to demand Property colourless, odourless, non-flammable, non-reactive, inert gas Application Helium has a multitude of applications, as a “light gas” that can lift balloons and airships, as a detector gas to detect the smallest of leaks in pipelines and tanks, as an important component in shielding gases for welding, as a carrier gas in residue analysis, in the manufacture of optical glass fibers or as a coolant in space technology and medicine. Typical technical data name He specifcation\inpurity content（ppm)\carried out standard ≥99%: Ne(H2),O2(Ar)≤5,N2,CH41%，H2O ≤-43°C GB/T4844.1.1995 99.999-99.9996%(4N) Ne≤40,H2≤7,O2(Ar)≤5,N2≤25,Co≤1,CO2≤1,CH4≤1,H2O≤20 GB4844.2.1995 99.999-99.9999%(5N) Ne≤4,H2≤1,O2(Ar)≤1,N2≤2,Co≤0.5,CO2≤0.5,CH4≤0.5,H2O≤3 GB/T4844.3.1995

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Huate Gases Corporation Limited

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