

| Model Blender | Major Gas | % |
Minor Gas | Bal. % |
PEM 300 |
A - (Argon) | 1-99 |
A - (Argon) | Remaining % of 100 |
| PEM 900 | C - (Carbon Dioxide) | C - (Carbon Dioxide) | ||
| H - (Helium) | H - (Helium) | |||
| N - (Nitrogen) | N - (Nitrogen) |
Example: PEM300-A75C25 (300 CFH 75% Argon - 25% CO2) |