
Sodium formate, MF: CHNaO₂, MW: 68.01, appears as a white crystalline powder with a faint formic acid odor. It exhibits hygroscopic properties, readily caking, and possesses reducing properties, reacting with oxidizing agents; its flame appears yellow.
| Item | Specification |
| Melting point | 259-262°C (lit.) |
| Boiling point | 360°C |
| Bulk density | 635 kg/m³ |
| Density | 1.16 g/mL at 20°C |
| Vapor pressure | 0 Pa at 25°C |
| Refractive index | 1.371 |
| Flash point | 29.9°C |
| Acidity coefficient (pKa) | 3.86 [at 20°C] |
| Specific gravity | 1.92 |
| Odor | Slight formic acid odor |
| Solubility | Very soluble in water, soluble in glycerol, slightly soluble in ethanol, insoluble in diethyl ether. |
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