Preparation
Sodium 9,10-dioxo-9,10-dihydroanthracene-1,4,5,8-tetrasulfonate four sodium salt with insurance powder to take off the sulfonylurea medications, amination, with bromide, sulfuric acid, boric acid brominated, hydrolysis.
Properties and Applications
dark blue. Dark blue powder. Used for polyester and their blended fabric dyeing and printing, colored light dark blue, lifting force high, and is suitable for dyeing of high temperature and high pressure, good levelness, of acid-base stability. Dye vinegar when dark blue color fiber, deep with better properties, sensitive to temperature. Dyeing nylon polyester colourful bright color than, dye deep the gender is good. The colored light and acrylic dyeing nylon similar, deep dyed better properties. Can also be used for the polyester, polyamide, two vinegar of foreign direct printing.
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Standard
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Ironing Fastness
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Light Fastness
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Persperation Fastness
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Washing Fastness
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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4-5
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3-4
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4
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4-5
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4-5
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4-5
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4
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AATCC
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5
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3
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5
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5
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5
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5
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5
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