Customization: | Available |
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CAS No.: | 7440-59-7 |
Formula: | He |
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Company Introduction
Product Description |
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Basic Info. | Molecular Weight | 4.0026 |
Density | 0.1786 Kg/M3 | |
Melting Point | -272.2 C | |
Boiling Point | -272.2 C | |
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 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 |