| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| nmr impurities joc | 0.75 | 0.4 | 1923 | 17 | 18 |
| nmr | 0.59 | 0.1 | 3082 | 32 | 3 |
| impurities | 0.06 | 0.5 | 3980 | 75 | 10 |
| joc | 1.6 | 0.6 | 7960 | 2 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| nmr impurities joc | 0.29 | 0.1 | 6681 | 19 |
| solvent impurities nmr joc | 0.64 | 0.7 | 9676 | 29 |
| solvent impurities in nmr | 1.24 | 0.4 | 844 | 38 |
| nmr solvent impurities pdf | 0.36 | 0.1 | 9636 | 49 |
| common nmr solvent impurities | 0.76 | 0.1 | 8897 | 94 |
| nmr solvent impurities chart | 1.41 | 0.2 | 183 | 85 |
| nmr residual solvent peaks joc | 1.07 | 0.7 | 2635 | 14 |
| nmr solvent peaks joc | 0.67 | 0.4 | 7676 | 35 |
| nmr solvent impurities organometallics | 1.03 | 1 | 3844 | 8 |
| nmr solvent impurities table | 0.9 | 1 | 2721 | 8 |
| nmr trace solvent impurities | 0.25 | 0.4 | 3071 | 62 |
| solvent impurity table nmr | 0.98 | 0.3 | 4387 | 80 |
| nmr solvent impurity paper | 1.12 | 0.5 | 8649 | 3 |
| nmr table of impurities | 0.3 | 0.1 | 6611 | 37 |
| common impurities in nmr | 1.13 | 0.6 | 8143 | 82 |
| nmr with all solvent | 0.33 | 0.1 | 9324 | 73 |
| solvent used in nmr | 1.24 | 0.4 | 8152 | 79 |
