Disperse Blue 19
Name:C.I.Disperse Blue 19,C.I.61110
Molecular Structure: anthraquinones
Molecular Formula:C20H14N2O2
Molecular Weight: 314.34
CAS Registry Number: 4395-65-7
Manufacturing Methods : 1-Amino-4-hydroxyanthfacene-9,10-dione with aniline in the presence of boric acid in condensation.
Properties and Applications: red light blue. Soluble in acetone, ethanol, benzene and soluble fiber element, slightly soluble in carbon tetrachloride. The strong sulfuric acid as dark blue light in purple, dilute dark after precipitation.
Standard | Ironing Fastness | Light Fastness | Persperation Fastness | Washing Fastness | |||
Fading | Stain | Fading | Stain | Fading | Stain | ||
ISO | 4 | 3 | 5 | 5 | 5 | 4-5 | 4 |
List of Suppliers:
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