The promising pretreatment of olive mill wastewater by chitosan produced from Hermetia Illucens prepupal cases

Nov 16, 2023, 3:15 PM
15m
Virtual room

Virtual room

Oral presentation - online Water Online session

Speaker

Mrs Samia Elouali (Cadi Ayyad University, Marrakech, Morocco)

Description

The aim of this work is the investigation of a natural organic coagulant for the pretreatment of olive oil mill wastewater (OMW), aiming to replace conventional metal-based coagulants. The goal was to produce healthy OMW that could potentially be reused in several fields of application such as pharmaceuticals and cosmetics. Chitosan was selected as a model natural organic coagulant, and the coagulation process was optimized by examining various interaction conditions such as agitation and temperature. The results showed high efficiency of chitosan interaction, with maximum removal rates of iron, copper, and phosphorus reaching 86.84%, 82.14%, and 43.47%, respectively. The optimal performance was achieved by using chitosan in an agitated reaction at a temperature of 45°C.

Primary author

Mrs Samia Elouali (Cadi Ayyad University, Marrakech, Morocco)

Co-authors

Mr Youssef Ait Hamdan (Interdisciplinary Laboratory in Bio-Resources, Environment and Materials, Higher Normal School, Cadi Ayyad University, 4000, Marrakech, Morocco & Univ Rennes, CNRS, ISCR-UMR 6226, F-35000 Rennes, France.) Mrs Oumaima Dahbane (Interdisciplinary Laboratory in Bio-Resources, Environment and Materials, Higher Normal School, Cadi Ayyad University, 4000, Marrakech, Morocco & Faculty of Sciences Semlalia, Cadi Ayyad University, Morocco) Dr Nadia Eladlani (Interdisciplinary Laboratory in Bio-Resources, Environment and Materials, Higher Normal School, Cadi Ayyad University, 4000, Marrakech, Morocco.) Prof. Mohammed Rhazi (Interdisciplinary Laboratory in Bio-Resources, Environment and Materials, Higher Normal School, Cadi Ayyad University, 4000, Marrakech, Morocco.)

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