Preparation
3-Amino-5-chloro-2-hydroxybenzenesulfonic acid diazo, and Naphthalen-2-ol coupling, and then translate into 1:2 cobalt complex.
Properties and Applications
purple. Soluble in water for green light red, right amount soluble in alcohol for red light purple. The strong sulfuric acid to red light purple, for dark orange after diluted.
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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7
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3
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4
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5
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3
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3-4
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|
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