| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| gas chromatography tandem mass spectrometry | 0.07 | 0.1 | 5124 | 76 | 43 |
| gas | 1.73 | 0.1 | 909 | 47 | 3 |
| chromatography | 1.14 | 0.3 | 7402 | 85 | 14 |
| tandem | 1.82 | 0.1 | 1270 | 56 | 6 |
| mass | 0.64 | 0.9 | 7973 | 58 | 4 |
| spectrometry | 0.8 | 0.7 | 1952 | 76 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| gas chromatography tandem mass spectrometry | 1.83 | 0.3 | 9020 | 48 |
