Lipid Extraction for Biodiesel Production from Al-Rumaitha Sewage Project Plant
محتوى المقالة الرئيسي
الملخص
The samples used in the study were taken from the WWTP (wastewater treatment plant) screening location. Lipids extraction from sewage sludge (a by-product of WWTP) grows in large quantities in cities. The wet sludge was adopted to extract the lipids by direct liquid-liquid extraction at room temperature using a mixture of organic solvents cyclohexane, isopropanol, and water for three extraction stages. The content of lipids was 36.3% wt DC and 34.78% wt DC for the first and second samples, respectively. Fourier Transform Infrared spectroscopy (FTIR) and gas Chromatography-Mass Spectroscopy (GC-MS) analysis determined the content of free fatty acids. FFAs (free fatty acids) content was 58% and 36.6% for the first and second samples, respectively. Oleic acid (C18:1) was the most abundant acid in the two samples, followed by palmitic acid (C16:0) and linoleic acid (C18:2).
المقاييس
تفاصيل المقالة

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