
Keywords: جذب اشعه ایکس طیف سنجی نزدیک به لبه; Hexavalent chromium; Speciation analysis; Solid-liquid extraction; Soils; Wastes; Working atmosphere; Corrosion protective layers; Food; Review; (FIA)-UV/Vis; Flow Injection Analysis-Ultraviolet/Visible detection; AAS; Atomic Absorption Spectrometry; AdSV