| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| hardness ppm to grains per gallon | 1.77 | 0.1 | 3240 | 18 |
| convert ppm hardness to grains per gallon | 1.12 | 0.5 | 1244 | 46 |
| water hardness grains per gallon to ppm | 1.93 | 0.2 | 7335 | 59 |
| water hardness ppm vs grains per gallon | 1.5 | 0.1 | 8212 | 31 |
| hardness ppm to grains | 0.86 | 0.6 | 5676 | 18 |
| hardness grains per gallon | 1.02 | 1 | 3521 | 39 |
| convert hardness to grains per gallon | 0.75 | 0.7 | 188 | 26 |
| grains per gallon hardness chart | 0.46 | 0.7 | 2915 | 64 |
| ppm hardness to grains calculator | 0.64 | 0.3 | 2450 | 81 |
| convert ppm to grains hardness | 1.67 | 0.4 | 5137 | 5 |
| water hardness grains to ppm | 1.12 | 0.9 | 5927 | 60 |
| convert total hardness ppm to grains | 1.64 | 0.4 | 6071 | 66 |
| water hardness ppm to grains calculator | 1.7 | 0.8 | 7730 | 68 |
| water hardness conversion ppm to grains | 0.97 | 0.6 | 449 | 1 |
| water hardness grains per gallon | 1.71 | 0.1 | 5826 | 69 |
| convert ppm water hardness to grains | 1.4 | 0.5 | 415 | 9 |
