| Molecular Formula | Na4O4Si |
| Molar Mass | 184.04 |
| Melting Point | 1018°C |
| Water Solubility | Soluble in water. |
| Appearance | Crystalline |
| Color | White |
| Storage Condition | below 5° C |
| Sensitive | 5: forms reversible hydrate |
| Risk Codes | 34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| UN IDs | 3262 |
| TSCA | Yes |
| Hazard Class | 8 |
| Packing Group | II |
| EPA chemical substance information | information is provided by: ofmpeb.epa.gov (external link) |