 |
| |||
| Wasserstoffion n | |||
| Wasserstoffion n (Proton, proton) | |||
| hydrogen ion: 28 phrases in 14 subjects |
| Analytical chemistry | 3 |
| Astronomy | 1 |
| Chemistry | 4 |
| Earth sciences | 1 |
| Electronics | 1 |
| Environment | 1 |
| General | 3 |
| Measuring instruments | 1 |
| Medical | 5 |
| Medical appliances | 3 |
| Packaging | 1 |
| Physics | 1 |
| Technology | 1 |
| Textile industry | 2 |