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China, Chinese Direct Dyes Black 9 for Paper Dyeing1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Pigment DyeDirect DyeDirect Black 9Direct Dyes
Hangzhou Emperor Chemical Co., Ltd.
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Product Description Product Name: Direct Black 9C.I. No.: 31560/31565CAS No.: 8003-62-1Molecular Formula: C32H23N9Na2O7S2Molecular Weight: 755.69 Shade: Black uniform powder. Soluble in water for red light black. Relative Name:Direct Black FF,Direct Black L-N,Direct Light Fastness Black FF; Direct Direct Black 9 Physical Properties and light fastness, solubility. Direct Black 9Dyeing depth %2Insolubles %0.15Light Fastness3Washing Fatness1-2Rubbing fastness(dry)4Rubbing fastness(wet)3Direct Direct Black 9 Properties:soluble in soluble fiber element, slightly soluble in alcohol, insoluble in other organic solvents. In the dark for the strong sulfuric acid to navy, diluted dark red light for blue or black; In nitric acid solution for red; In strong hydrochloric acid slightly soluble in, red to grey. The dye solution to join strong micro red sodium hydroxide solution. Applications:Mainly used for cotton, hemp, such as glue of cellulose fiber dyeing, also suitable for silk, polyamide fiber dyeing. Especially suitable for wool/stick blended fabric dyeing a bath. Note: 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.EXHIBITIONS PHOTOS:FACTORY PHOTOS:
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