| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| gradient elution in hplc | 0.05 | 0.5 | 5083 | 47 | 24 |
| gradient | 1.28 | 0.7 | 9626 | 92 | 8 |
| elution | 1.96 | 0.6 | 8401 | 29 | 7 |
| in | 0.49 | 0.3 | 422 | 18 | 2 |
| hplc | 0.13 | 0.3 | 9627 | 56 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| gradient elution in hplc | 0.88 | 0.3 | 3917 | 76 |
