Glyoxylic acid will give you basic information about sodium oxalate!

Essential information

Chinese Name: Sodium Oxalate

English Name: Sodium oxalate

Chinese alias: sodium glyoxate

English alias: Disodium oxalate; Oxalic acid disodium salt; Ethanedioic acid sodium salt; disodium ethanedioate

CAS No. 62-76-0

Molecular formula: C2Na2O4

Molecular weight: 133.9985

Physical property data

1. Properties: White crystalline powder. Odorless. It has hygroscopicity.

2. Density (g/mL, 25/4 C): 2.34

3. Relative vapor density (g/mL, air = 1): 3.2

4. Melting point (oC): 250-257 (decomposition)

5. Boiling Point (oC, atmospheric pressure): Uncertainty

6. Boiling Point (oC, 5.2kPa): Uncertainty

7. Refractive Index: Uncertainty

8. Flash Point (oC): Uncertainty

9. Specific Rotation (o): Uncertainty

10. Spontaneous ignition point or ignition temperature (oC): uncertainty

11. Vapor Pressure (kPa, 25oC): Uncertainty

12. Saturated Vapor Pressure (kPa, 60oC): Uncertainty

13. Heat of Combustion (KJ/mol): Uncertainty

14. Critical Temperature (oC): Uncertainty

15. Critical Pressure (KPa): Uncertainty

16. Logarithmic Value of Oil-Water (Octanol/Water) Distribution Coefficient: Uncertainty

17. Explosion cap (%, V/V): Uncertainty

18. Explosion Lower Limit (%, V/V): Uncertainty

Solubility: soluble in water (37 g/L at 20 oC), insoluble in ethanol. Its aqueous solution is nearly neutral.