disodium 5-((4-acetylamino-2-sulphophenyl)azo)-6-amino-4-hydroxynaphthalene-2-disulphonate

그림문자(GHS)

disodium 5-((4-acetylamino-2-sulphophenyl)azo)-6-amino-4-hydroxynaphthalene-2-disulphonate 화학적 특성, 용도, 생산

• 제조 방법

  4-Acetamido-2-aminobenzenesulfonic acid diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? in acid conditions coupled.

• 정의

  ChEBI: An organic sodium salt that is the disodium salt of 5-[(4-acetamido-2-sulfophenyl)diazenyl]-6-amino-4-hydroxynaphthalene-2-sulfonic acid. Used along with acid fuchsin as a constituent of the plasma staining solution in Lendrum's Picro-Mallory for fibrin.

• Properties and Applications

  blue-ray red. Purple powder. It is easy to dissolve in the water, in the 100 ° C of the water solubility of 200 g/L, no solution at room temperature gather tendency, slightly soluble in ethanol purplish red. The strong sulfuric acid dyes in the dark blue for red, diluted with dark red to red light purple; In nitric acid for olive green and quickly into brown; In strong hydrochloric acid is red light purple precipitation, and add water to dissolve the diluted. Its water solution is cherry red, with strong hydrochloric acid into purple caramel?precipitation; Sodium hydroxide solution to add thick red wine. Mainly used for wool, silk and polyamide fiber and its blended fabric dyeing, can be in wool and silk fabric printing directly, can also be used for leather color. This product used for wool textiles, influential, the spell dye worsted products.
  

  Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
  		Fading	Stain		Fading	Stain	Fading	Stain
  ISO	5-6	2	5	4	1	4	2	1
  AATCC	6	2	2	2	2-3	2-3	2	2

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