| Identification | Back Directory | [Name]
Chromate(2-), hydroxy[3-(hydroxy-κO)-4-[[1-(hydroxy-κO)-8-sulfo-2-naphthalenyl]azo-κN1]-7-nitro-1-naphthalenesulfonato(4-)]-, disodium, (T-4)- | [CAS]
6370-09-8 | [Synonyms]
Acid Black 54
C.I.Acid Black 54:C.I.14885
Chromate(2-), hydroxy[3-(hydroxy-κO)-4-[[1-(hydroxy-κO)-8-sulfo-2-naphthalenyl]azo-κN1]-7-nitro-1-naphthalenesulfonato(4-)]-, disodium, (T-4)- | [EINECS(EC#)]
613-326-9 | [Molecular Formula]
C20H9CrN3NaO11S2- | [MOL File]
6370-09-8.mol | [Molecular Weight]
606.41 |
| Hazard Information | Back Directory | [Preparation]
4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazo, and 8hydroxynaphthalene-1-sulfonic acid coupling, and then with aqueous acid chromium common heating (125 ℃), make dye create chromium complex. | [Properties and Applications]
green and black. Soluble in water for purple, slightly soluble in alcohol. The strong sulfuric acid for blue to gray, for pink to purple diluted. The dye solution to join strong hydrochloric acid for product red, add thick sodium hydroxide solution for red light blue
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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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6-7
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4
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4
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3-4
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2
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4
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