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Direct Blue 86 / Direct Turquoise Blue GL for Cotton Paper Silk Leather
Direct Blue 86 is one popular direct dyes for dyeing paper, cotton, leather, silk and so on. Can be made into pigment for paint, ink and plastic.
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Direct Blue 151 / Direct Copper Blue 2B for Cotton Paper Leather
Direct Blue 151 another name Direct Copper Blue 2B, blue black powder, soluble in water. It can be used for cotton paper leather etc.
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Direct Blue 15 / Direct Sky Blue 5B for Cotton Silk Paper
Direct Blue 15 / Direct Sky Blue 5B C.I. 24400 CAS NO.: 2429-74-5 Molecular formula: C34H24N6Na4O16S4 Packed in 25kgs Iron Drum Used for dyeing cotton, silk etc
