Compilation - Lithium formate with other formates (Na, K, Ca, Sr, Ba, Zn) and Formic acid (IUPAC SDS Volume 73)
SDS Volume (4695)
Volume 73. Metal and Ammonium Formate Systems, p None
Original Measurements
Paul, R. C.; Puri, T.; Kapoor, R.; Indian J. Chem. 13, 1061 (1975).
Variables:
Room Temp: Composition at 25 °C
Prepared by:
Method/Apparatus/Procedure:
The isothermal method was used. Equilibrium was reached in 24 hours. The analytical methods are not described.
Source and Purity of Materials:
- The source and purity of the salts are not described. The formic acid was purified by the method of Wehman and Popov [1].
Estimated Errors:
Ambient temperature: The temperature was controlled to within ±0.5°C.
References
1 Wehman, T. C.; Popov, A. I.; J. Phys. Chem. 72, 4031 (1968).
Components:
- Barium formate, $\ce{ Ba(CHO2)2 }$; [541-43-5] NIST WebBook
- Zinc formate, $\ce{ Zn(CHO2)2 }$; [557-41-5] NIST WebBook
- Lithium formate, $\ce{ LiCHO2 }$; [556-63-8] NIST WebBook
- Sodium formate, $\ce{ NaCHO2 }$; [141-53-7] NIST WebBook
- Potassium formate, $\ce{ KCHO2 }$; [590-29-4] NIST WebBook
- Calcium formate, $\ce{ Ca(CHO2)2 }$; [544-17-2] NIST WebBook
- Strontium formate, $\ce{ Sr(CHO2)2 }$; [592-89-2] NIST WebBook
- Formic acid, $\ce{ CH2O2 }$; [64-18-6] NIST WebBook
Experimental Data
The solubility of each salt in formic acid was measured at 25°C. The results are:
| 100w1 | $100 x_{1}$ | CASRN () |
|---|---|---|
| 34.8 | 23.57 | 556-63-8 |
| 46.5 | 23.94 | 544-17-2 |
| 54.0 | 22.81 | 592-89-2 |
| 10.1 | 3.45 | 541-43-5 |
| 28.3 | 6.83 | 557-41-5 |
| 20.8 | 4.04 | 141-53-7 |
| 4.9 | 1.43 | 590-29-4 |
