Product description:
The appearance of VAT Blue BC is blue-green powder. Insoluble in water, acetone, ethanol and toluene, slightly soluble in hot chloroform, pyridine and o-chlorophenol.
Product parameter:
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CAS No. |
130-20-1
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EINECS No.
|
204-980-2
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C.I. No.
|
69825
|
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Molecular Formula
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C28H12Cl2N2O4
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Molecular Weight
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511.31188
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Appearance
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Blue-green powder
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Strength
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100±3%
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Application
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Used for dyeing cotton, viscose fiber, silk, Vinylon and cotton printing. Also used for viscose cotton, cotton blended fabric
dyeing, also used for the preparation of organic pigments |
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Density
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1.4366g/cm3
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Solubility
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Insoluble in water, acetone, ethanol, toluene, slightly soluble in chloroform (hot), o-chlorophenol, pyridine (hot). Brown in
concentrated sulfuric acid and blue in dilution. It is greenish-blue in the basic solution of insurance powder, Reddish blue in acid |
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Particle fineness (through 180μm sieve residue content)
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≤5%
|
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Melting point
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>300°C
|
|
Boiling point
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788.5±60.0 °C
|
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Flash point
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430.6°C
|
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Refractive index
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1.7460 (estimate)
|
|
LogP
|
5.44740
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|
PSA
|
99.86000
|
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HS code
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2933990090
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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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