Sulphur Dye Sulphur Blue 13 Sulphur Blue Bbf

Product Name:Sulphur Blue 13(Sulphur Blue BBF)
C.I. No.: 53450
CAS No.: 1327-59-9
Molecular Formula: --
Molecular Weight: -- Shade:Dark blue to blueRelative name:Indigo RC;Sulphur Indigo R;Hydron Blue FG Stabilosol;Sulphur Blue 13 Physical Properties and light fastness.Sulphur Blue 13(ISO)Acid Resistance4-5Alkali Resistance4Light Fastness4-5Fulling4Persperation FastnessSoaping(Moderate)4Soaping(Severe)4
Properties:
Dark blue to blue. Navy blue powder. Insoluble in water, moderate soluble in sodium sulfide solution, for green yellow. In concentrated sulfuric acid to green light blue, dilution of dark after precipitation. Dyeing content in alkaline insurance powder for green light yellow, after oxidation can restore the original colour and lustre; In Sodium hypochlorite solution all fade, join concentrated sulfuric acid into black.Applications:
Mainly used for cotton, hemp, viscose and vinylon/cotton blended fabric dyeing, also can be used for leather and paper dyeing.Package,25KG/DRUM, CARTON BOX, BAGNote:The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.