| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ammonia oxidation | 0.99 | 0.2 | 7122 | 95 | 17 |
| ammonia | 0.98 | 0.5 | 9594 | 49 | 7 |
| oxidation | 1.59 | 0.8 | 2005 | 70 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ammonia oxidation | 0.22 | 0.2 | 3907 | 84 |
| ammonia oxidation reaction | 1.22 | 0.5 | 3258 | 48 |
| ammonia oxidation number | 1.26 | 0.7 | 4687 | 2 |
| ammonia oxidation catalyst | 1.62 | 1 | 8907 | 60 |
| ammonia oxidation rate | 1.3 | 0.2 | 7512 | 97 |
| ammonia oxidation to nitrate | 0.96 | 0.5 | 6940 | 50 |
| ammonia oxidation bacteria | 1.71 | 0.9 | 9096 | 62 |
| ammonia oxidation state | 0.64 | 0.3 | 3566 | 47 |
| ammonia oxidation potential | 0.98 | 0.6 | 4945 | 79 |
| ammonia oxidation pathway | 0.04 | 0.7 | 4893 | 70 |
| ammonia oxidation temperature | 0.4 | 0.7 | 8234 | 90 |
| ammonia oxidation process | 0.03 | 0.6 | 4522 | 66 |
| catalytic oxidation of ammonia | 1.57 | 0.6 | 9448 | 19 |
| oxidation of ammonia equation | 0.11 | 0.9 | 2280 | 16 |
| oxidation state of nitrogen in ammonia | 1.37 | 0.3 | 7551 | 60 |
| catalytic oxidation of ammonia reaction | 1.65 | 0.4 | 4490 | 87 |
| anaerobic ammonia oxidation | 0.23 | 0.9 | 827 | 60 |
