| Compound | Drinking water scale | Hot water scale |
| Calcium oxide (CaO) | 53.42 | 52.80 |
| Weight in ignition | 43.18 | 44.16 |
| Silica(SiO2) | 1.15 | 0.10 |
| Iron oxide (Fe2O3) | 0.79 | 0.03 |
| Magnesium oxide (MgO) | 0.75 | 2.40 |
| Alumina (Al2O3) | 0.20 | 0.00 |
| Phosphorus pentoxide (P2O5) | 0.18 | 0.14 |
| Sodium oxide (Na2O) | 0.14 | 0.10 |
| Sulfur trioxide (SO3) | 0.00 | 0.22 |
| Potassium oxide (K2O) | 0.00 | 0.00 |