| Chemical Name | Direct Black 2 |
| C.I. No. | 31575 |
| CAS No. | 8003-65-4 |
| Synonyms | Direct Black BT |
| Molecular Formula | C34H26N8Na2O8S2 |
| Molecular Weight | 784.73 |
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| Chemical Name | Direct Black 2 |
| C.I. No. | 31575 |
| CAS No. | 8003-65-4 |
| Synonyms | Direct Black BT |
| Molecular Formula | C34H26N8Na2O8S2 |
| Molecular Weight | 784.73 |