Acid Red 115
Name:C.I.Acid Red 115,C.I.27200,27201
Molecular Structure: Double azo class
Molecular Formula:C24H18N4Na2O7S2
Molecular Weight: 584.53
CAS Registry Number:6226-80-8/8005-61-6
Manufacturing Methods : 2-Methyl-4-(o-tolyldiazenyl)benzenamine diazo, coupled with 3-Hydroxynaphthalene-2,7-disulfonic acid (27200). 2-Methyl-4-(o-tolyldiazenyl)benzenaminediazo, and 6-Hydroxynaphthalene-2-sulfonic acid and where did 3-Hydroxynaphthalene-2,7-disulfonic acid mixture of coupling (27201).
Properties and Applications: blue-ray red. Soluble in water for product red, slightly soluble in alcohol. In the strong sulfuric acid as dark blue, diluted into a peach. In water solution to join hydrochloric acid for dark purple; Add thick sodium hydroxide solution for purplish red color.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 4-5 | 3 | 3 | 3 | 1 | 2 | 4 | 4 |
AATCC | 3-4 | 2 | 2 | 3 | 2 | 2 | 3 | 3 |
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