Salts

Calcium Chloride

CaCl2 osmotic pressure vs. molality at 25 degrees Celsius

References

Please cite the following references when using this data:

a - Robinson, Robert Anthony, and Robert Harold Stokes. Electrolyte solutions. Courier Corporation, 2002.

b - Unpublished data measured using a VAPRO 5520 Wescor osmometer. Cite: https://scholars.huji.ac.il/danielharries/book/osmotic-stress-data.

Robinson & Stokes^a		this group^b
Molality	Osmotic Co	molal, mol/kg	osmolality
0.100	0.256	0.050	0.131
0.200	0.517	0.100	0.251
0.300	0.788	0.150	0.386
0.400	1.073	0.200	0.509
0.500	1.376	0.249	0.652
0.600	1.692	0.299	0.780
0.700	2.022	0.348	0.907
0.800	2.371	0.399	1.046
0.900	2.746	0.447	1.172
1.000	3.138	0.500	1.327
1.200	3.985
1.400	4.918
1.600	5.938
1.800	7.047
2.000	8.256
2.500	11.760
3.000	16.011
3.500	20.801
4.000	26.184
4.500	32.171
5.000	38.610
5.500	45.260
6.000	52.038

Sodium perchlorate

Sodium perchlorate osmotic pressure vs. molality at 25 degrees Celsius

Reference: Shumilin, Ilan, and Daniel Harries. "Enhanced solubilization in multi-component mixtures: Mechanism of synergistic amplification of cyclodextrin solubility by urea and inorganic salts." Journal of Molecular Liquids 380 (2023): 121760. https://doi.org/10.1071/CH9672087.

Shumilin et al.
molality, mol/kg	Osmolality, Osmolal
0.100	0.212
0.200	0.377
0.251	0.456
0.251	0.449
0.299	0.526
0.400	0.650
0.497	0.851
0.498	0.898
0.498	0.890
0.597	1.032
0.699	1.243
0.751	1.354
0.751	1.318
0.800	1.488
0.900	1.585
0.992	1.818
1.003	1.749
1.003	1.775
1.248	2.144
1.248	2.181
1.468	2.467
1.468	2.625
1.493	2.705
1.667	2.791
1.667	2.976
1.999	3.698
2.001	3.522
2.001	3.645
2.498	4.641
2.983	5.665