Other grades of this product :
| 6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt Basic information |
| 6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt Chemical Properties |
| Safety Statements | 24/25 | | WGK Germany | 3 | | HS Code | 32041200 |
| 6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt Usage And Synthesis |
| Chemical Properties | dark blue fine crystalline powder | | Preparation | 3-Amino-5-chloro-2-hydroxybenzenesulfonic acid diazotization, and 5-Hydroxynaphthalene-1-sulfonic acid?coupling. | | Properties and Applications | red light navy blue. This product soluble in water is purple, in the water solubility is 50 g/l (80 ℃), slightly soluble in alcohol. In concentrated sulfuric acid for blue purple, dilution to pink; In concentrated nitric acid for yellow brown. Its aqueous solution to join concentrated hydrochloric acid to red; With strong caustic for magenta. Mainly used for wool, silk, nylon dyeing and color matching dye.
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Standard
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Ironing Fastness
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Light Fastness
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Fulling
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Persperation Fastness
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Soaping
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Water
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Alkali
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Acid
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ISO
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5
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6
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4
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4
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4-5
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4-5
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4-5
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AATCC
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4-5
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7
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4
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4-5
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5
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| 6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt Preparation Products And Raw materials |
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