Zhejiang Green Chemical Co.,Ltd

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: Method AATCC ISOFibre(wool) Alkali-resisting 4-5 5Carbonization 5 4Chlorination Fade 2 5 Staining Steaming 5 4-5Insolation 4 4-5Alkalimilling Fade Staining 3-4 3-4Oxygen bleaching Fade 1 4 Staining 2-3 5Sweat stain 4-5 4-5Crabbing Fade 1 Staining 1Sea water Fade 4-5 4 Staining 4-5 5Stoving 5 4-5soaping Fade 4-5 4-5 Staining 4-5 4-5