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China, Chinese Food Grade Edible Pigment Indigo Powder CAS 482-89-3 for Hair1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Pigment DyeVat DyeIndigo Powder for HairIndigo Powder
Xi'an Sentian Biotechnology Co., Ltd.
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Product Description DescriptionIndigo naturalis extract is a concentrated mixture made by extracting (or ''pulling'') isatis indigotica's chemical constituents out of the inert plant fiber (cellulose) with a solution of grain alcohol and water. Good indigo naturalis extract should optimally preserve the aroma, taste and biological activity of isatis indigotica from which it is made.Product name Indigo powderFromPowderAppearanceBlue powderPackage Bottle,Drum,Vacuum Packed,Foil bagPlace of Originxi'an ,chinaApplication & FuntionMainly used for dyeing cotton yarn, cotton cloth, wool or silkThis pigment is an important pigment treated product of indigo, which has excellent light resistance, climate fastness, and heat stability. It provides a blue color tone and can be used to prepare liquid dispersion formulations. It is mainly used for dyeing and printing of viscose fiber raw slurry. COAItemsRequirementsResults Physical & Chemical Appearance powderConformOdor CharacteristicCharacteristicParticle Size98% pass 80meshCompliesLoss on Drying≤5.0%3.65%Ash≤5.0%1.96%Solvent ResidueMeet USP standardCompliesPesticide ResidueMeet USP standardComplies Heavy Metal Lead (Pb)≤2.0ppmConform (As)≤1.0ppmConform (Cd)≤1.0ppmConform (Hg)≤0.1ppmConform Microorganism Total Plate Count≤1000cfu/gConformYeasts and Molds≤100cfu/gConformSaimonellaNegative/25gConformE.coliNegativeConform Assay98%98.5% Company
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