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China, Chinese Natural Vat Dyestuff Indigo Blue Dye 94%1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Pigment DyeVat DyeIndigo BlueIndigo
Zhengzhou Kelai Chemical Co., Ltd.
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Product Description Natural Vat Dyestuff Indigo Blue Dye 94% 1.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 OBABasic details of Indigo blue powder 94%Indigo Blue:coloring matler index C.1 revert blue (73000). Indigo bule is an important organic dye, for dyeing on cotton fabrics and jeans and making up indigo bromide,or made into organic Cas No.482-89-3Colour Index Vat Blue 1AppearanceDark blue, Powder, GranularStrength 80%~94%HS Code32041510MFC16H10N2O2Relative molecular weight262.27(according to the International molecular weight of 1983Colour 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 AnilineNature:the appearance is dark blue even grains.It dissolves in hot anilin,but not in water. It turns yellow green when meeting the oil of vitriol.It is yellow in alkaline rongalite revert liquid and white in acidic liquid.Application of Indigo blue 94%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.Packages of Indigo blue 94%25KG Plastic-Woven Bag with double polyester liner Storage & Transportation of Indigo blue 94%The product must be stored in shade, dry & well-ventilated warehouse. Avoid to be contacted with oxidizing chemicals and combustible organic substances. Keep it away from direct sunlight, heat, sparks and open flames. Carefully handle the product and avoid damaging the package.
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