Product description:
VAT red FBB is dark red powder.
Insoluble in water.
Turns pale yellow in concentrated sulfuric acid.
Sensitive to hard water.
Product parameter:
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CAS No. |
2379-79-5
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|
EINECS No.
|
219-168-3
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|
C.I. No.
|
67000
|
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Molecular Formula
|
C29H14N2O5
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Molecular Weight
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470.43186
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Appearance
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Dark red powder
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|
Shade
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Blueish
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Application
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Used for dyeing, direct printing, resist printing and discharge printing of cotton fabrics. It is also used for dyeing
viscose fibers, cotton and viscose fabrics and as organic pigments. It has certain affinity for cotton fiber and good levelness. |
|
Density
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1.57 at 20℃
|
|
Relative density
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1.535g/cm3
|
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Solubility
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Insoluble in water. It turns pale yellow in concentrated sulfuric acid. Sensitive to hard water.
|
|
Water solubility
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312.7ng/L at 20℃
|
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Boiling point
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759.9°C at 760 mmHg
|
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Flash point
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413.4°C
|
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Vapor pressure
|
5.47E-23mmHg at 25°C
|
|
Refractive index
|
1.776
|
|
LogP
|
-0.1 at 20℃
|
|
Storage condition
|
Room Temperature
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Product picture:
Application of VAT Dyes:
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