Product description:
Acid orange 74 (AO74) is a chromium-complex monoazo acid dye widely used in the textile industry.
Product parameter:
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CAS No. |
10127-27-2
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EINECS No.
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233-357-8
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C.I. No.
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18745
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Appearance
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Orange-red to yellow-brown powder
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Strength
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200%
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Application
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It is mainly used for dyeing wool, silk, nylon and Vinylon in neutral or weak acid dyeing bath, as well as direct printing of
wool, silk and nylon fabrics |
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Molecular formula
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C16H12N5NaO7S
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Molecular weight
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441.4
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Density
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1.69g/cm3 at 19.96℃
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Solubility
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Orange soluble in water, soluble in ethanol, slightly soluble in lysofibrin
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Stability
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It is dark yellow in concentrated sulfuric acid and becomes orange after dilution. Orange in 10% sodium hydroxide solution
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λ λmax
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468-470nm
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Vapor Presure
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0.001Pa at 20℃
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Safety Description
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24/25 - Avoid contact with skin and eyes
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LogP
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-1.56 at 23℃ and pH8.9
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PSA
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194.40000
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Storage
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Store at room temperature
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Product picture:
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