Acid Blue 4
Name:C.I.Acid Blue 4,C.I.16595
Molecular Structure: Single azo class
C.I.Acid Blue 4,C.I.16595,CAS 5850-56-6,511.44,C18H15N3Na2O8S2
Molecular Formula:C18H15N3Na2O8S2
Molecular Weight: 511.44
CAS Registry Number:5850-56-6
Manufacturing Methods : (a) N1,N1-dimethylbenzene-1,4-diamine diazo, coupled with 4,5-Dihydroxynaphthalene-2,7-disulfonic acid; (b) will C.I.Acid Violet 3 (C.I. 16580) for two methylated amino.
Properties and Applications: red light blue.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 2 | 2 | 4-5 | 3 | 1 | 4 | 2 | 1-2 |
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