Cox Analytical Systems is a Swedish company with office and workshops in the Gothenburg region, on the west coast of Sweden. Founded in 1992 by a group of x-ray physicists from the Chalmers University of Technology, this company focussed on micro XRF and x-ray radiographic technologies from the start. With the Itrax XRF scanners, the staff is dedicated to development of technique, applications, production, commissioning and support of these analytical tools. The software as well as construction are developed within the company. Through the Itrax products Cox is the major driving force in development of analytical technique in the fields of XRF scanning and radiography for drill cores, sediment cores and wood.