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China Factory Supply High Quality Rare Gas 99.999% He Gas 40L 47L 50L Cylinder Helium
2025-04-13
introduction 4090
>99.999%
7440-59-7
He
231-168-5
Industrial Pure Air
Industrial Grade
Inflammable Gas
4.0026
3.736 Kg/M3
Colorless, Odorless
2.2
Qf-2/Cga580
15MPa/20MPa
JANSSEN
Gas Cylinder/ISO Tank/Tube Trailer
40L to 50L
Weifang
28042900
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