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Research Article

Extraction and Characterization of Natural Dye Stuff from Spent Coffee Ground and Bio-Mordant from Mango Bark

Assefa Melakua Department of Chemical Engineering, KIoT, Wollo University, Kombolcha, EthiopiaCorrespondence[email protected]
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Getahun Demekea Department of Chemical Engineering, KIoT, Wollo University, Kombolcha, EthiopiaView further author information

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Minbale Aschaleb Bio and Emerging Technology Institute, Minstry of Innovation and Technology, Addis Ababa, EthiopiaCorrespondence[email protected]
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Fasil Alemayehua Department of Chemical Engineering, KIoT, Wollo University, Kombolcha, EthiopiaView further author information

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Getachew Semegna Department of Chemical Engineering, KIoT, Wollo University, Kombolcha, EthiopiaView further author information