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| Bottle Label | Nigrosine HNS Crystals |
| Chemical Name/Class | Azine Dye |
| Color Index Name | C.I. Acid Black 2 |
| Color Index Number | 50420 |
| Molecular Formula | |
| Company/Supplier: | ICI |
| Source Date | 15. 10. 1958 |
| References: |
Römpp: CD Römpp Chemielexikon A-Z, VerlagThieme , J. Falbe, M. Regitz (1995) (molecular formula):
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| Material | | Type | Dye | | Origin | Synthetic Organic | | Color | Black | | Gloss | | | Brightness | | | Transparency | | | Amount | | | Aggregate State | | | Sensitivity to light | No | | Toxicity | | | Flammability | | | Safety & Hazards | |
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Inventory number 820 (red)
