| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| astm level 3 mask definition | 1.96 | 0.4 | 386 | 40 | 28 |
| astm | 0.79 | 0.5 | 5069 | 71 | 4 |
| level | 1.37 | 0.3 | 9079 | 87 | 5 |
| 3 | 1.67 | 0.1 | 8638 | 70 | 1 |
| mask | 0.06 | 0.3 | 7203 | 26 | 4 |
| definition | 0.15 | 0.1 | 1148 | 44 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| astm level 3 mask definition | 1.87 | 0.6 | 7161 | 68 |
