Preparation
Bis (4 – (dimethylamino) phenyl) methanol?and?3-(N-ethyl-N-(3-sulfobenzyl)amino)benzenesulfonic acid? reaction, oxidation and translated into sodium salt. Note: Echtsaeureviolett 10B dyes and a few products are two C.I. 42570 mixture.
Properties and Applications
red light blue. Soluble in cold water and hot water for the purple, slightly soluble in alcohol for purple. The strong sulfuric acid to red light yellow, diluted into a green light yellow. In water solution to join sodium hydroxide heating for pink.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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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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1
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2
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3
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3-4
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1
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1-2
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3
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2
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AATCC
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1
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1
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1
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3
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1
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1
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2
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2
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