| Test number | Nozzle size (internal/external) mm | STP concentration (g/L) | Potential (V) |
| 1 | 0.75/0.90 | 4.00 | 250 |
| 2 | 0.75/0.90 | 8.00 | 250 |
| 3 | 0.45/0.90 | 8.00 | 250 |
| 4 | 0.45/0.90 | 8.00 | 350 |