Preparation
(a) 2-Methyl-4-nitroso-N-methylaniline?and N,2-dimethylbenzenamine???indamine obtained by oxidation of aniline oxidation (GP 88954); (b) N-methyl-4 – nitroso-o-toluidine hydrochloride?with N1,N1-diethyl-2-methylbenzene-1,4-diamine?reaction (GP81963).
Properties and Applications
bright blue light pink. Soluble in water for blu-ray red, soluble in ethanol with orange fluorescent blue light red solution. The strong sulfuric acid for green, blue and purple for diluted, and then to blu-ray red. The dye solution with strong sodium hydroxide solution with brown fluorescence precipitation.
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Standard( Cotton )
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Light Fastness
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Persperation Fastness
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Ironing Fastness
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Soaping
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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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C
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2
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2
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3
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1
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