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Product Name:Acid Blue 193 100%
Molecular Structure: Single azo,Metal Complexes 
Molecular Formula:C20H13N2NaO5S
Molecular Weight: 416.38
CAS Registry Number:12392-64-2
Manufacturing Methods : 4-Amino-3-hydroxynaphthalene-1-sulfonic aciddiazo, and Naphthalen-2-ol coupling, and then turn it into 1:2 chromium complex dyes.
Properties and Applications: red light navy blue. Dark powder, soluble in water and ethanol for red light blue. The strong sulfuric acid for blue, a violetafter diluted. In water solution to join hydrochloric acid for blue purple; Add sodium hydroxide to red light blue. Used for wool, silk, polyamide fiber dyeing, also can be used for leather dyeing.
Counter Product:Classic Acid Blue 193,Lanasyn Navy S-DNL,Vopsider Dark Blue MMTR
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 7 | 3-4 | 4 | 5 | ||||
