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Equilibrium relative humidity of some saturated salt solutions 25șC
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| Salt |
R.H. % |
Salt |
R.H. % |
| Cesium flouride |
3.39 ± 0.94 |
Sodium bromide |
57.57 ± 0.40 |
| Lithium bromide |
6.37 ± 0.52 |
Cobald chloride |
64.92 ± 3.50 |
| Zinc bromide |
7.75 ± 0.39 |
Potassium iodide |
68.86 ± 0.24 |
| Potassium hydroxide |
8.23 ± 0.72 |
Strontium chloride |
70.85 ± 0.04 |
| Sodium hydroxide |
8.24 ± 2.1 |
Sodium nitrate |
74.25 ± 0.32 |
| Lithium chloride |
11.30 ± 0.27 |
Sodium chloride |
75.29 ± 0.12 |
| Calcium bromide |
16.50 ± 0.20 |
Ammonium chloride |
78.57 ± 0.40 |
| Lithium iodide |
17.56 ± 0.13 |
Potassium bromide |
80.89 ± 0.21 |
| Potassium acetate |
22.51 ± 0.32 |
Ammonium sulphate |
80.99 ± 0.28 |
| Potassium flouride |
30.85 ± 1.3 |
Potassium chloride |
85.06 ± 0.38 |
| Magnesium chloride |
32.78 ± 0.16 |
Strontium nitrate |
85.06 ± 0.38 |
| Sodium iodide |
38.17 ± 0.50 |
Potassium nitrate |
93.58 ± 0.55 |
| Potassium carbonate |
43.16 ± 0.39 |
Potassium sulphate |
97.30 ± 045 |
| Magnesium nitrate |
52.89 ± 0.22 |
Potassium chromate |
97.88 ± 0.49 |
| Pethig pg.126 |
From L. Greenspan, J. Res. Nat. Bur. Standards, 81A, 89 (1977)
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