Customization: | Available |
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CAS No.: | 7440-59-7 |
Formula: | Kr |
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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 |
Helium, the least reactive element. Helium is normally a colorless, odorless gas and is the only substance that cannot solidify at standard atmospheric pressure. |
CAS No.: | 7440-59-7 | DOT Class | 2.2 |
Formula: | He | Un Number | Un 1046 |
EINECS: | 231-168-5 | Cylinder Standard | DOT/ISO/GB |
Constituent: | Industrial Pure Air | Cylinder Pressure | 15MPa/ 20MPa/ 30Mpa |
Grade Standard: | Industrial Grade | Valve | QF-2 / CGA580 |
Chemical Property: | Non-Flammable Gas | Melting Point | -272.2 ºC |
Appearance | Colorless, Odorless | Transport Package | 40L, 47L, 50L |
Boiling Point | -268.9 ºC | Specification | 99.999% |
Density | 0.1786 Kg/M3 | Trademark | SHANDONG JANSSEN |
Molecular Weight | 4.0026 | HS Code | 28042900 |
Origin | China | Production Capacity | 100000 M3/Year |