Browsing by Author "Hennie Fitria W. Soehady Erfen"
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Item Restricted Assessment of toxicity level in selected heavy meetal in volcanic soils from Tawau, Sabah(UMS, 2015) Mohamed Ali Yusof Mohd Husin; Hennie Fitria W. Soehady Erfen; Baba MustaThe objective of this paper is to study the concentration and toxicity level of selected heavy metals in volcanic soils around Tawau, Sabah. In this study 10 soil samples were collected from different sampling stations. The selection of soil samples were based on the different type of volcanic rocks in the study area. The determination of concentration of heavy metals in soil samples were carried out using X-Ray Fluorescence (XRF) analysis.