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Journal : Madani: Multidisciplinary Scientific Journal

Pembuatan Citrussera Spray Anti Nyamuk Organik Dari Kulit Jeruk dan Serai Seprianingsih, Dewi; S, Sahratullah; Aulia, Jamiatul; Ulfa, Andi Maria; Novrilianda, Triya
Madani: Jurnal Ilmiah Multidisiplin Vol 3, No 3 (2025): April 2025
Publisher : Penerbit Yayasan Daarul Huda Kruengmane

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.5281/zenodo.15179895

Abstract

The use of chemical insecticides as mosquito repellent has the potential to cause negative impacts on health and the environment. Therefore, this study aims to develop Citrussera Spray, an organic mosquito repellent made from orange peel and lemongrass. The content of active compounds such as limonene in orange peel and citronellal in lemongrass have properties as natural repellents. The research method includes extraction of active ingredients using steam distillation and maceration methods, spray formulation, and effectiveness tests on mosquitoes. The results showed that Citrussera Spray has high effectiveness in repelling mosquitoes compared to controls without repellent. In addition, safety tests showed that this product is safe to use without causing skin irritation. Thus, Citrussera Spray can be an innovative alternative as an organic mosquito repellent that is environmentally friendly and safe for health.
Pembuatan Biodiesel dari Minyak Jelantah Sebagai Solusi Pengurangan Limbah Seprianingsih, Dewi; Hidayatulrohman, Bayu; Amalina, Nur; Nazla, Izmi Marsuci
Madani: Jurnal Ilmiah Multidisiplin Vol 3, No 11 (2025): December 2025
Publisher : Penerbit Yayasan Daarul Huda Kruengmane

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.5281/zenodo.17949690

Abstract

The increased consumption of frying oil in the Taliwang community of West Sumbawa County generates copious amounts of crude oil waste that can potentially pollute the environment if disposed of indiscriminately. This study aimed to utilize nectar oil as biodiesel feedstock through a transesterification process using KOH base catalyst. Results showed that biodiesel could be produced with a rendering of 78–85%, and physical characteristics such as golden yellow color and typical odor. The utilization of crude oil into biodiesel proved to be effective in reducing waste while providing an environmentally friendly energy source.