Gas Detection
SEMA Gases
Hydrogen (H2) Calibration Gas
Hydrogen is the chemical element with the symbol H and atomic number 1. With a standard atomic weight of 1.008, hydrogen is the lightest element in the periodic table.
| Available sizes | 34L, 58L, 110L |
|---|---|
| Certification tolerance | +/- 2% or N/A |
| Production tolerance | +/- 5% or +/- 10% or N/A |
| Stability | 60 months |
Hydrogen is the chemical element with the symbol H and atomic number 1. With a standard atomic weight of 1.008, hydrogen is the lightest element in the periodic table. Hydrogen is the most abundant chemical substance in the Universe, constituting roughly 75% of all baryonic mass.
| 34L | 58L | 110L | Cert. tol. | Prod. tol. | Stability (months) |
|
|---|---|---|---|---|---|---|
| 100 ppm Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 10% | 60 |
| 100 ppm Hydrogen // Nitrogen | Available | Available | Available | +/- 2% | +/- 10% | 60 |
| 200 ppm Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 500 ppm Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 0.1 % Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 0.2 % Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 0.4 % Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 0.5 % Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 0.8 % Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 1 % Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 1 % Hydrogen // Nitrogen | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 1.2 % Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 1.6 % Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 2 % Hydrogen // Air | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 10 % Hydrogen // Nitrogen | Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 100 % Hydrogen “Premier Plus” (5.0) | Available | Available | Available | N/A | N/A | 60 |
| SEMA Gases leaflet | SEMA Gases leaflet_A4 |
|---|
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