Chemical Properties
| Melting point | 300 °C |
| Density | 2.064g/cm3 at 20℃ |
| vapor pressure | 0Pa at 25℃ |
| storage temp. | Store at +15°C to +25°C. |
| solubility | 1350g/l |
| form | Powder |
| color | Off-white |
| PH | 5.0 (10g/l, H2O, 20℃) |
| Water Solubility | soluble |
| Sensitive | Hygroscopic |
| Merck | 14,9465 |
| BRN | 4629740 |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| LogP | 0.3 at 25℃ and pH6.5 |
| Surface tension | 72.83mN/m at 1g/L and 19.5℃ |
| CAS DataBase Reference | 149-45-1(CAS DataBase Reference) |
| EPA Substance Registry System | Disodium 4,5-dihydroxy-1,3-benzenedisulfonate (149-45-1) |
Safety Information
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| WGK Germany | 3 |
| RTECS | CZ9263000 |
| F | 3-9 |
| HS Code | 29082000 |
| Toxicity | mouse,LD50,intraperitoneal,6060mg/kg (6060mg/kg),Toxicology. Vol. 62, Pg. 203, 1990. |
