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Molecular Formula:C16H12Cl2N5NaO3S
Molecular Weight: 448.26
CAS Registry Number:12239-15-5
Manufacturing Methods : 4-Amino-2,5-dichlorobenzenesulfonic acid diazo, and 3-Methyl-1-phenyl-1H-pyrazol-5-amine coupling.
Product Name:Acid Yellow 49 200%
Molecular Structure: Single azo class 
Molecular Formula:C16H12Cl2N5NaO3S
Molecular Weight: 448.26
CAS Registry Number:12239-15-5
Manufacturing Methods : 4-Amino-2,5-dichlorobenzenesulfonic acid diazo, and 3-Methyl-1-phenyl-1H-pyrazol-5-amine coupling.
Properties and Applications: brilliant yellow. This applies to goods wool, silk, polyamide fiber and wool blended fabric dyeing, good levelness and also can be used for leather color.
Counter Product: Alto Acid Yellow 9G,Bemylon Yellow 9G 100%,Lissamine Yellow,Nylosan Yellow E-4G,Telon Yellow FG
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 5-6 | 2-3 | 3 | 3 | 3 | 3-4 | 3 | 2-3 |
