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Great Quality High Purity UHP Industrial Gas Helium He Gas 99.999%/99.9999% 6m3/7m3/10m3 China Factory Best Prices

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CAS No.:7440-59-7
Formula:He
EINECS:231-168-5
Constituent:Industrial Pure Air
Grade Standard:Industrial Grade
Chemical Property:Non-Flammable Gas

Category:

Rare gas

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    From the manufacturer
    • Commodity name: Great Quality High Purity UHP Industrial Gas Helium He Gas 99.999%/99.9999% 6m3/7m3/10m3 China Factory Best Prices

    CAS No.:7440-59-7</br> Formula:He</br> EINECS:231-168-5</br> Constituent:Industrial Pure Air</br> Grade Standard:Industrial Grade</br> Chemical Property:Non-Flammable Gas

    Basic Info.

    Molecular Weight 4.0026 Density 0.1786 Kg/M³
    Melting Point -272.2℃ Boiling Point -272.2℃
    Appearance Colorless, Odorless Un Number Un 1963
    DOT Class 2.2 Valve QF-2/CGA580
    Cylinder Standard DOT/ISO/GB Cylinder Pressure 15MPa/20MPa
    Transport Package 40L, 47L, 50L Specification 99.999%
    Trademark JANSSEN Origin China
    HS Code 28042900 Production Capacity 2,000,000 M³/Year

    Helium, the least reactive element. Helium is normally a colorless, odorless gas and is the only substance that cannot solidify at standard atmospheric pressure.
    Specification

    Specification Company Standard
    He ≥ 99.999%
    N2 ≤ 2.0 ppm
    O2+AR ≤ 1.0 ppm
    H2 ≤ 1.0 ppm
    CO ≤ 0.5 ppm
    CO2 ≤ 0.5 ppm
    Ne ≤ 1.0 ppm
    CH4 ≤ 0.5 ppm
    Moisture ≤ 0.5 ppm

     

    Key words:
    • He

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E-mail: sc@sdjanssen.com
Address: No.177 Shuangyang Street, Gangcheng Community, Xingang Street, High-tech Zone, Weifang, Shandong Province

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