ANALYSES OF ENVIRONMENTAL AND BIOLOGICAL SPECIMENS BY PIXE

Analyses of environmental and biological specimens were carried out by PIXE. The yield of potassium (Kα line) is used as a standard for other elements. Environmental and biological samples studied here are standard polished glass beads (30/60 mesh), soil dust generated by studded tires. materials accumulated in a water supplying pipe, perfumes of China and Japan, ash. asbestos-dark, briquettes, synovial fluids, sex skin of a chimpanzee and so on. Concentrations of K, Ca, Fe and Zn in these biological samples are noticeable.