Direct Blue 86 | Ranbar SR5028-3 water soluble phthalocyanine dyes | Direct Dyes

C.I.: Direct Blue 86

CAS Registry Number: 1330-38-7

EINECS No.: 215-537-8

Molecular formula: C32H14CuN8Na2O6S2

Molecular weight: 780.16

Chemical structure: Phthalocyanine

Dye type: Direct dyes (water-soluble dyes)

Solubility: easily soluble in water

Color hue: greenish blue (lake blue)

Physicochemical properties:

Appearance and properties	Gray-blue to blue powder
Coloring intensity	100±3%
Fineness (180-micron sieve residue)	≤5.0%
Solubility (80℃)	60g/L
Drying weight loss	0.9-10%
Insoluble matter content	0.25%
Water content	3.25%
Lightfastness	6-7 grade

Product Description:
Ranbar Blue SR5028-3 direct dye is a kind of lake blue water-soluble phthalocyanine dye, C.I. direct blue 86, the appearance of gray-blue to blue powder, its aqueous solution is lake blue, in concentrated sulfuric acid is yellow-green, after dilution becomes green-blue, and there is blue-green precipitation, in concentrated nitric acid only partially dissolved in light yellow-green, in concentrated alkali-insoluble, dissolved in concentrated ammonia Lake blue color. It should be noted that it has poor adsorption of dyestuff when dyeing cellulose fibers, and is slightly sensitive to hard water with more mineral content.

Product Applications:
Ranbar Blue SR5028-3 water-soluble phthalocyanine dyestuff is mainly used for dyeing and direct printing of cotton, man-made viscose fiber, and other fiber fabrics, it can be used for dyeing silk and silk fabrics, and also for dyeing leather, paper, disinfection wash, cleaning agent, etc. It can also be used to produce peacock blue lake organic pigment.

Tip: Due to the difference in filming equipment and light angle, the color shown will have a slight error, the color is for reference only, and the actual application of the product to show the effect shall prevail.