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Values of M/γ0 for various gases
| Gas | M/γ0 in g/mol |
|---|---|
| Ar-40 (standard, purified >26 h) | 23.977511 (±0.7 ppm) |
| Ar-M (working, commercial) | 23.968684 (±0.8 ppm) |
| Ar-A (commercial) | 23.968670 (±0.8 ppm) |
| Ar-cominercial, from Niera | 23.96867 (±2.0 ppm) |
| Ar-commercial, from Nierb | 23.96865 (±1.9 ppm) |
Re-evaluated in this work.
Re-evaluated in reference [1].
