| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| reference electrode definition | 1.64 | 0.2 | 8980 | 32 | 30 |
| reference | 0.21 | 1 | 1679 | 78 | 9 |
| electrode | 0.41 | 0.5 | 6984 | 3 | 9 |
| definition | 0.09 | 0.5 | 7076 | 86 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| reference electrode definition | 1.35 | 0.3 | 3940 | 46 |
