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| 4-[[4-[(2,4-Dinitrophenyl)amino]phenyl]azo]benzenesulfonic acid sodium salt Basic information |
| 4-[[4-[(2,4-Dinitrophenyl)amino]phenyl]azo]benzenesulfonic acid sodium salt Chemical Properties |
| 4-[[4-[(2,4-Dinitrophenyl)amino]phenyl]azo]benzenesulfonic acid sodium salt Usage And Synthesis |
Preparation | (a) 4-((4-Aminophenyl)diazenyl)benzenesulfonic acid?and 1-Chloro-2,4-dinitrobenzene?condensation; | Properties and Applications | red light yellow. Soluble in water for orange. The strong sulfuric acid for blue-ray red, diluted for red, and then into a orange solution and the emergence of precipitation. Its water solution with hydrochloric acid appears orange brown precipitation; Add sodium hydroxide for darker brown. Can be used for wool, silk dyeing and printing.
Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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3
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2
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2
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1
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2
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| 4-[[4-[(2,4-Dinitrophenyl)amino]phenyl]azo]benzenesulfonic acid sodium salt Preparation Products And Raw materials |
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