Description
| CAS | 7775-27-1 |
| Molecular Formula | Na2S2O8 |
| Molecular Weight | 238.09 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Solid | Colour | White crystalline |
| Odour | Odorless | pH Value | 2.5 – 4.0 |
| Melting Point/ Freezing Point [°C] | 180°C | Density [g/cm3] | 2.4 |
| Solubility in Water [% weight] | 238.1 g/l at 20 °C – completely soluble | ||
| Specifications | |||
| Appearance | White crystalline powder | Assay | Min 95% |
| Chloride (Cl) | Max 0.05% | Ammonium (Nh4) | Max 0.2% |
| Dangerous Goods Information | |||
| UN Number | 1505 | DG Class | 5.1 |
| Safety Information & Hazard Symbols | |
| Symbol | GHS03, GHS07, GHS08 |
| Signal Word | Danger |
| Hazard Statement | H272-H302-H315-H317-H319-H334-H335 |
| Precaution Statement | P220-P261-P280-P305 + P351 + P338-P342 + P311 |















