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China, Chinese Vat Dye Indigo Blue 94% for Denim Dyeing1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Pigment DyeVat DyeDye Indigo BlueIndigo Blue Price
Zhengzhou Kelai Chemical Co., Ltd.
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Product Description Product Description1.Indigo Blue Powder or Granular 94%1)We are the biggest manufacturer of disperse dyes,the second biggest manufacturer of reeactive dyes and sodium hydrosulfite, and specializing in manufacture of indigo blue,sulphur black, vat dyes, basic dyes, direct dyes and OBA 2.Indigo BLue (Vat Blue dyes)Molecular Formula: C16H10N2O2Colour Index: C.I. Vat Blue 1Cas No. 482-89-3Composion: Phenylethane acid potassium salt reacts to amino sodium through alkali fusion, and then oxidized.Appearance: Dark blue even Granular and Powder Strength:94%Shade: To the similar standard of the factoryMoisture%:0.45 MaxParticle size(-60 mesh)%: 95Fe3:200ppm Max3.Properties of indigo:It is insoluble in water and alcohol.It is soluble in hot Aniline. Product Parameters4.Detailed informations of indigo as following:Cas No.482-89-3Colour Index Vat Blue 1AppearanceDark blue,Powder,GranularColour lightSimilar as the standard sampleContent≥93.0%,94.0%Moisture content≤1.0%StrengthEqual to 100 percent of the standard samplePH Range9.5-10.5Content of ferric ions≤200PPMPropertiesIt is insoluble in water and alcohol.It is soluble in hot Aniline Application5.Use of indigo:It is mainly used to dye cotton fibre .The pop "cowboy" clothes mostly are made by indigo blue dying longitudinal yarn and white yarn interweaving;It can be used with sulfurated coloring matter;Also we can get indigo white,bromized indigo blue from it,they are well used in food coloring matter,biochemistry etc. Packaging6.Packages of indigo:25KG Plastic-Woven Bag with double polyester liner20KG Carton with double polyester liner20KG/15KG Iron Drum with double polyester liner
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