Description:Free samples avialable.Production description:Appearance: Lumiuous yellow powder, it will present color lemon yellow when in the following situation: soluble in water; in 1-Piperdino Ethanol; In sulfuric acid; after dilution; it?s water solution in concentrated sulfuric acid; in sodium hydroxide solution, can sparing soluble in acetone.In dying process, meet cupric ion color will be red and dark; meet ferric ion will be green and dark, meet chromium ion will no change.Can use in wool dying, and direct print on wool, silk and viscose. Have good discharge, and can use dying on nylon and leather. Fastness and property: MethodAATCCISOFibre(wool)Alkali-resisting4-55Carbonization54ChlorinationFade25StainingSteaming54-5Insolation44-5AlkalimillingFadeStaining3-43-4Oxygen bleachingFade14Staining2-35Sweat stain4-54-5CrabbingFade1Staining1Sea waterFade4-54Staining4-55Stoving54-5soapingFade4-54-5Staining4-54-5
