Product Name: Solvent black 7
Synonym: C.I.Solventblack7;NIGROSIN, ALCOHOL SOLUBLE;NIGROSIN;NIGROSINE BASE;NIGROSINE, ALCOHOL SOLUBLE;NIGROSIN B ALCOHOL SOLUBLE;INDULIN BLACK;CI NO 50415
Specifications:
| Item | Specifications |
| CAS No. | 8005-02-5 |
| Molecular Formula | C29H24N6 |
| Molecular Weight | 0 |
| Appearance | Black powder |
| Strength | 100% |
| Moisture Content | ≤3% |
| Ash Content | ≤2% |
| Fineness (Residue Content Through Mesh Sieve) | ≤0.5% |
Packing: 25KG/Drum; 25KG/BAG
Function:
Solvent black 7, appearance is black uniform powder. Insoluble in water, soluble in oleic acid and stearic acid. It is blue light black in ethanol solution, blue to blue black in concentrated sulfuric acid, blue black precipitate after dilution, blue to blue black in concentrated nitric acid. Good acid and alkali resistance and light resistance.
Application:
Mainly used for coloring of high-grade insulating Bakelite, carbon paper, leather shoe polish, rubber, plastic, ink, etc.
Storage:
This product should be sealed and stored in a dry, cool and ventilated warehouse.
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