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Dyestuffs Indigo Blue Vat Blue Granule for Fabric Dying1
Pigment DyeIndigo BlueDying Indigo Blue
Henan Premtec Enterprise Corporation
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Product Description 94% Textile Dyestuffs materials indigo blue for fabric dyingProduct DescriptionGeneral Information:Indigo blue is an important organic dye, for dyeing on cotton fabrics and jeans and making up indigo bromide,or made into organic BASIC DETAILS:Indigo Blue:coloring matler index C.1 revert blue (73000) 1. C.I. NO. 730002. CAS NO. 482-89-33. APPEARANCE: BLUE POWDER OR GRANULAR4. STRENGTH: 80%~94%5. MOISTURE: ABOUT 0.45%6. DETERMEINE:103PPM~112PPM7.MF: C16H10N2O28. EINECS No.: 207-586-99. Type: Vat Dye10. HS Coding: 3204151011.Relative molecular weight:262.27(according to the International molecular weight of 1983) Nature: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. Product ParametersSpecification: Indigo Products nameIndigo(C.I Vat Blue 1#)constitutional formula molecular formulaC16H10N2O2molecular weight262natureThis product is dark-blue uniform powdery or granular. It cannot be dissolved in water and common organic solvents such as ethanol and aether. Its melting point in the closed capillary is 390-392°C, and it begins sublimating slowly at 290°C. It has very good sunburn endurance and application performance.test conditionHG/T 2750-1996appearancedark-blue uniform powder or granule(1) Original powdercontent%≥94.0particbe size(60mesh)%≥96.0moisture%≤1.0Fe3+<200PPM(2) Pelletingcontent%≥94.0moisture%≤1.0Fe3+<200PPM(3) Promotercontent%≥93.0moisture%≤0.8Fe3+<200PPMuseReducing indigo to be dyestuff, which can be mainly used in dyeing cotton fabric, and otherwise can be made to 5.5'-7.7'- tetrabromo indigo, and then be used in biochemical and indicators, etc. ApplicationUse: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. Packaging & Shipping Packages: 25KG Plastic-Woven Bag with double polyester liner.StorageStorage & Transportation: 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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