Product description:
The appearance of the VAT Khaki 2G is black powder. Insoluble in water, alcohol and organic solvents. Dark brown in concentrated sulfuric acid and olive green precipitates after dilution. After alkaline reduction of dye, the cryptochroma is brown light red, and the acid state is olive.
Product parameter:
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CAS No. |
14999-97-4
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EINECS No.
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239-092-4
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C.I. No.
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71050
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Molecular Formula
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C70H28N4O10
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Molecular Weight
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1084.9921
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Application
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It is used for dyeing cotton and silk with good evenness and affinity. It is the main dye for dyeing grass green. It is also used for dyeing viscose cotton and polyester cotton blends
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Density
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1.79g/cm3
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Refractive index
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1.977
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PSA
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220.14000
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LogP
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0.32960
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Acidity coefficient
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10.57±0.20(Predicted)
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Product picture:
Application of VAT Dyes:
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