CAS No.: | 7440-59-7 |
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Formula: | He |
EINECS: | 231-168-5 |
Constituent: | Industrial Pure Air |
Grade Standard: | Industrial Grade |
Chemical Property: | Inflammable Gas |
Customization: |
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DOT Class | 2.2 |
Un Number | Un 1963 |
Cylinder Standard | DOT/ISO/GB |
Cylinder Pressure | 15MPa/20MPa |
Valve | QF-2 / CGA580 |
Melting Point | -272.2 ºC |
Appearance | Colorless, Odorless |
Boiling Point | -268.9 ºC |
Density | 0.1786 Kg/M3 |
Molecular Weight | 4.0026 |
Transport Package | 40L, 47L, 50L |
Specification | 99.999% |
Trademark | Shandong Janssen |
Origin | China |
HS Code | 28042900 |
Production Capacity | 100000 M3/Year |
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 |
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