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Solubilised Vat Black 16 | Vat Grey IBL
Name: C.I.Vat Black 16, C.I.59855
Molecular Structure: Violanthrone
C.I.Vat Black 16,C.I.59855,CAS 1328-19-4,486.52,C34H18N2O2,Direct Black SNA,Vat Grey 3B
Molecular Formula: C34H18N2O2
Molecular Weight: 486.52
CAS Registry Number: 1328-19-4
Solubilised Vat Black 16 | Vat Grey IBL
Name: C.I.Vat Black 16, C.I.59855
Molecular Structure: Violanthrone
C.I.Vat Black 16,C.I.59855,CAS 1328-19-4,486.52,C34H18N2O2,Direct Black SNA,Vat Grey 3B
Molecular Formula: C34H18N2O2
Molecular Weight: 486.52
CAS Registry Number: 1328-19-4
Solubilised Vat Black 16 | Vat Grey IBL
Properties and Applications
Blue light grey. With metallic luster of black powder. Insoluble in water, Xylene, slightly soluble in Pyridine for blue, brown light red fluorescence. In concentrated sulfuric acid to dark purple. Alkaline reduction leuco for red light blue; Acid reduction leuco for red light brown. Mainly used for cotton, vinylon, viscose fiber and fabric dyeing and printing, and can also be used to dark gray discharge printing.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 3-4 | 4 | 6-7 | 3 | 4 | 4 | 4 |
