Direct Blue 150
Name:C.I.Direct Blue 150,C.I.35110
Molecular Structure: Multi-azo class
Molecular Formula:C40H27N17Na4O13S2
Molecular Weight: 1109.84
CAS Registry Number:6428-30-4
Manufacturing Methods : 5-Amino-1H-1,2,4-triazole-3-carboxylic acid diazo, in acid conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, its product (2 Moore) and double nitriding of 3,3′-Dimethoxylbenzidine coupling.
Properties and Applications: navy blue. Soluble in water for the navy, slightly soluble in alcohol. The strong sulfuric acid for blue-ray green, diluted dark for. The dye solution to join strong hydrochloric acid for navy, precipitation; Add thick sodium hydroxide solution for dark purple.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
ISO | 3 | 4 | 6-7 | 4 | 4 |
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