Product Details
Product Name: Helium Gas (He)
UN NO.: UN1046
CAS NO.: 7440-59-7
Purity: 99.999%, 99.9999%
Packaging Specifications: 40L, 44L, 47L, 49L, 50L High-Pressure Steel Cylinders (GB, ISO, DOT)
Valve: CGA580
Filling Capacity: 8m3-10m3/cylinder
| Items | Specification |
|---|---|
| Helium (He) | ≥99.999% |
| >99.9999% | |
| Impurity Content | |
| Oxygen (O2) | ≤1.0 ppmv |
| ≤0.5 ppmv | |
| Water (H2O) | ≤1.0 ppmv |
| ≤0.2 ppmv | |
| Nitrogen (N2) | ≤5.0 ppmv |
| ≤10.0 ppmv | |
| Hydrogen (H2) | ≤1.0 ppmv |
| ≤3.0 ppmv | |
| Argon (Ar) | ≤1.0 ppmv |
| ≤2.0 ppmv | |
| Carbon Monoxide (CO) | ≤1.0 ppmv |
| ≤0.1 ppmv | |
| Carbon Dioxide (CO2) | ≤1.0 ppmv |
| ≤1.0 ppmv | |
| Total Hydrocarbon (THC) | ≤0.5 ppmv |
| ≤0.2 ppmv |
