Customization: | Available |
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CAS No.: | 7440-59-7 |
Formula: | He |
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English Name | Helium Gas |
Chemical Formula | He |
Purity | ≥99.999% |
CAS Number | 7440-59-7 |
EINECS | 231-168-5 |
HS Code | 28042900 |
UN Number | 1046(Compression)/1963( liquefaction) |
Appearance | Colourless and Odourless |
Constituent | Industrail Pure Air |
Grade Standard | Industrail Grade |
Chemical Property | Non-Fammable Gas |
Molecular Weight | 4.0026 |
Density | 0.1786g/L(0°C-0.1MPa) |
Boiling Point(101.325kPa) | -268.94°C |
Melting Point(2555kPa) | -272.2°C |
DOT Class | 2.2 |
Cylinder Standard | DOT/GB/ISO |
Cylinder Pressure | 15Mpa/20Mpa/30Mpa/35Mpa |
Specifition | 47L |
Packaging | Cylinder/Dewar/Tank |