Product description:
VAT Deep Blue VB is a blue black powder. Insoluble in water, blue in alkaline powder reduction solution.
Product parameter:
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Application
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Mainly used for dyeing cotton fabrics, polyester/cotton blended fabrics, knitwear and yarns
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Solubility
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Insoluble in water, appears blue in alkaline powder reduction solution
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Dyeing depth (owf)
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25g/L
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Light fastness
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7
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Soap Wash 95℃ Fastness (CH)
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3-4
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Soap Wash 95℃ Fastness (CO)
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4
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Perspiration fastness (CH)
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4
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Perspiration fastness (CO)
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4-5
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Rubbing fastness (Dry)
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4-5
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Rubbing fastness (Wet)
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3-4
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Fastness to ironing
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3-4
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Chlorine bleaching fastness
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2-3LT
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Dyeing method
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A
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Product picture:
Application of VAT Dyes:
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