Name:C.I.Mordant Black 5,C.I.26695
Molecular Structure: Double azo class
Molecular Weight: 586.84
CAS Registry Number:8027-29-0
Manufacturing Methods : 3-Amino-2-hydroxybenzoic acid and 5-Amino-2-hydroxybenzoic acid diazotization, and Naphthalen-1-amine coupling, and its product to diazotization, and 4-Hydroxynaphthalene-1-sulfonic acid coupling.
Properties and Applications: red light black. Soluble in water for dark purple, slightly soluble in ethanol and Acetone. In concentrated sulfuric acid for SAP green, dilution after purple; In concentrated nitric acid for wine, and then into orange. Dye aqueous solution to join concentrated hydrochloric acid for sauce red; Join concentrated sodium hydroxide solution for dark blue to blue black.
|Standard||Ironing Fastness||Light Fastness||Fulling||Persperation Fastness||Soaping||Water|
|AATCC||Dry 3,wet 4||6-7||4||5||4-5||5|
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