PRODUCT Properties
| Melting point: | 148-151 °C(lit.) |
| Density | 1.7763 (rough estimate) |
| refractive index | 1.7450 (estimate) |
| storage temp. | 2-8°C |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | powder to crystal |
| pka | -0.38±0.40(Predicted) |
| color | Light yellow to Yellow |
| CAS DataBase Reference | 483-84-1(CAS DataBase Reference) |
| EPA Substance Registry System | 2-Naphthalenesulfonic acid, 8-hydroxy-5,7-dinitro- (483-84-1) |
Safety
| Symbol(GHS) |  GHS05 |
| Signal word | Danger |
| Hazard statements | H290-H314 |
| Precautionary statements | P234-P260-P264-P280-P301+P330+P331+P310-P303+P361+P353+P310+P363-P304+P340+P310-P305+P351+P338+P310-P390-P405-P406-P501 |
| Hazard Codes | C |
| Risk Statements | 34-40 |
| Safety Statements | 22-26-36/37/39-45 |
| RIDADR | UN 1759 8/PG 3 |
| WGK Germany | 3 |
| RTECS | QK1810000 |
| HS Code | 2908.99.9000 |
| HazardClass | 8 |
| PackingGroup | III |
