Phosphonic acid, disodium salt
- CAS NO.：13708-85-5
- Empirical Formula: H4NaO3P
- Molecular Weight: 105.99
- MDL number: MFCD30183334
- EINECS: 237-249-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-12-31 14:38:37
What is Phosphonic acid, disodium salt?
Chemical properties
white; hygroscopic; crystal(s) powder(s); used as an antidote to mercuric chloride poisoning [HAW93] [MER06]
The Uses of Phosphonic acid, disodium salt
Sodium Metaphosphate can be used as a catalyst for polyester synthesis.
Flammability and Explosibility
Non flammable
Properties of Phosphonic acid, disodium salt
| Melting point: | 53℃ [HAW93] |
| Boiling point: | 200–250, decomposes [HAW93] |
| Density | 2.05[at 20℃] |
| vapor pressure | 0Pa at 20℃ |
| pka | 6.52[at 20 ℃] |
| Water Solubility | g anhydrous/100 g H2O: 418 (0°C), 429 (20°C), 566 (30°C) [LAN05]; insoluble alcohol [HAW93] |
| EPA Substance Registry System | Phosphonic acid, disodium salt (13708-85-5) |
Safety information for Phosphonic acid, disodium salt
Computed Descriptors for Phosphonic acid, disodium salt
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