Vol. 11 No. 2 (2023)

Articles

• Transesterification of biodiesel from kapok seed oil (ceiba pentandra) using a natural heterogeneous katalyst (rice husk activation)

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  marhaini ., Eka Sri Yusmartini, Dewi Fernianti, Larasati Okka Widhanny

  https://doi.org/10.14419/36w3ym34

  15-19

• Extraction, characterisation, and assessment of the antioxidant activity of Salvia officinalis extracts

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  Abdul Razzaq D. Jasim , Zahraa S . Omran, Jamal S. Chiad, Firas Aziz Rahi, Moamer T. Hamad, Sanaa S. Mohammed

  https://doi.org/10.14419/t0rsbn67

  20-23