Table 1 DRH of relevant salts at various temperatures
From: Saturated salt solutions in showcases: humidity control and pollutant absorption
Chemical name | Formula | 15 °C | 20 °C | 25 °C |
|---|---|---|---|---|
Calcium chloride hexahydrate | CaCl2‧6H2O | 28.1% | 30.9% | 34.1% |
Magnesium chloride hexahydrate | MgCl2‧6H2O | 33.3% | 33.1% | 32.8% |
Potassium carbonate | K2CO3 | 43.2% | 43.2% | 43.2% |
Magnesium nitrate hexahydrate | Mg(NO3)2‧6H2O | 55.9% | 54.4% | 52.9% |
Calcium nitrate tetrahydrate | Ca(NO3)2‧4H2O | 56.9% | 53.7% | 50.7% |