Product description:
Vat orange 3 is used for cotton dyeing and cotton printing, also used for linen, viscose, silk dyeing, good evenness, medium affinity. It is also used to make organic pigments.
Product parameter:
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CAS No. |
4378-61-4
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EINECS No.
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224-481-3
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C.I. No.
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59300
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Molecular Formula
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C22H8Br2O2
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Molecular Weight
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464.11
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Appearance
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Orange red powder
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Shade
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Reddish
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Application
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Used for cotton dyeing and cotton printing, also used for linen, viscose, silk dyeing, good evenness, medium affinity. It is also
used to make organic pigments |
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Density
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2.0±0.1 g/cm3
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Solubility
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Soluble in tetrachloraphthalene and xylene, slightly soluble in hot chloroform, o-chlorophenol and pyridine. Insoluble in ethanol,acetone and toluene. Alkaline reduction chromophyte is reddish purple, acid reduction chromophyte is orange, in concentrated sulfuric acid is reddish purple, after dilution to orange photobrittleness
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Boiling point
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689.9±55.0 °C
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Flash point
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229.6±18.1 °C
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Vapor pressure
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0.0±2.2 mmHg at 25°C
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Refractive index
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1.882
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PSA
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34.14000
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LogP
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6.86
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HS code
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2914700090
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Storage condition
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Sealed in dry,Room Temperature
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Product picture:
Application of VAT Dyes:
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