Production of Natural Hand Sanitizers from Aloe Vera (Aloe vera), Rambutan (Nephelium Lappaceum L.) and Lime (Citrus Aurantiifolia) Skins, Betel Leaf (Piper Betle) and Eucalyptus Grandis Leaves. J.Saintech Transf. 2021, 4 (1), 55-64. https://doi.org/10.32734/jst.v4i1.6427.