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| Product Name: | reactive black 5 |
| CAS Registry Number: | 17095-24-8 |
| EINECS: | 241-164-5 |
| Synonyms: | 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3,6-bis[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt;reactive black 5; |
| Molecular Structure: |
 |
| Molecular Formula: | C26H21N5Na4O19S6 |
| Molecular Weight: | 991.82 |
| Density: | g/cm3 |
| Boiling Point: | °Cat760mmHg |
| Melting Point: | >300 °C(lit.) |
| Flash Point: | °C |
| Risk Codes: | 42 |
| Safety Statements: | Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits very toxic fumes of Na2O, NOx, and SOx. |
| Hazard Symbols: | Xn: Harmful; |