Vat Dyes Dark Blue B0 Vat Dyes Blue 20

Product Name:Dark blue B0(Vat Blue 20)
C.I. No.: 59800
CAS No.: 116-71-2
Molecular Formula: C34H16O2
Molecular Weight: 456.49 Shade:Dark blue purple red to purplish blueRelative name:Vat Navy Blue BO;Cibanon Blue BOA-Ol;
Vat Blue 20 Physical Properties and light fastness. Vat Blue 20Dyeing depth g/L30Dyeing methodINLeuco colorVioletLeveling property-Dead cotton-Light (Xenon test 1/12)5Light (Xenon test 1/1)7-8Light (Xenon test 2/1)7-8Properties:
Blue black powder. Etanol and insoluble in water, soluble in 1, 2, 3, 4 - Tetrahydronaphthalene and Xylene in red solution (with red fluorescence), slightly soluble in Acetone, Chloroform, 2 - Chlorophenol, Pyridine and Toluene. Alkaline reduction leuco for dark purple; Acid reduction leuco for wine. In concentrated sulfuric acid for purple black, dilution after purple black precipitation.Applications:
Used for cotton fiber dyeing, poor levelness. Widely used in dark blue fabric and polyester/cotton khaki dyeing. The leuco used for hosiery dyeing, in yarn-dyed mainly applied to dyeing yarn. Used for cotton fabric direct printing. Can dye viscose, silk and d/cotton goods. Can also be processed into organic pigment.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 applicationEXHIBITIONS PHOTOS:
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