Deep Eutectic Solvents for Biodiesel Purification in a Microextractor: Solvent Preparation, Selection and Process Optimization by Sara Anđelović, Marko Božinović, Željka Ćurić, Anita Šalić, Ana Jurinjak Tušek, Kristina Zagajski Kučan, Marko Rogošić, Mia Radović, Marina Cvjetko Bubalo, Bruno Zelić

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Development of Green and Efficient Extraction Methods of Quercetin from Red Onion Scales Wastes Using Factorial Design for Method Optimization: A Comparative Study by Heba-Alla H. Abd-ElSalam, Mohammed Gamal, Ibrahim A. Naguib, Medhat A. Al-Ghobashy, Hala E. Zaazaa, M. Abdelkawy

Subjects: “…ultrasound-assisted glycerol extraction…”
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Phytochemical Characterization of Purple Coneflower Roots (<i>Echinacea purpurea</i> (L.) Moench.) and Their Extracts by Ani Petrova, Manol Ognyanov, Nadezhda Petkova, Petko Denev

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Glycerin as an alternative solvent for the extraction of glycyrrhizic acid from the roots of Glycyrrhiza glabra by K. N. Laricheva, U. G. Grishina

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