Description
| CAS | 518-47-8 |
| Molecular Formula | C20H10Na2O5 |
| Molecular Weight | 376.28 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Solid | Colour | Dark red crystalline |
| Odour | Odorless | pH Value | 8.3 at 10 g/l at 20 °C |
| Melting Point/ Freezing Point [°C] | > 300 °C | Solubility in Water [% weight] | 500 g/l at 20 °C |
| Partition Coefficient Log POW Octanol / Water at 20°C | -0.67 | ||
| Specifications | |||
| Appearance | Orange-red to green-brown to dark brown powder | Identity (Ir) | Confirms to structure |
| Loss On Drying (At 105°C) | Max 10.0% | Absorption Maxima (In Buffer pH 8.0) | 488 to 491 nm |
| Uv Absorbance Ratio (P-15/P+15) | 1.2 – 1.7 | Specific Absorptivity 1%/1Cm (At Lmax; Buffer pH 8.0) | Min 1700 |
| Dangerous Goods Information | |||
| UN Number | – | DG Class | – |















