CHICAGO, Feb. 26 /PRNewswire-FirstCall/ -- At PITTCON 2007, Thermo Fisher Scientific Inc. (NYSE: TMO), the world leader in serving science, unveiled an expanded breadth of innovative technologies for new workflow solutions offered under its Thermo Scientific brand. PITTCON, held this year at McCormick Place in Chicago, from February 26 to March 2, is the largest North American conference and exposition for laboratory science and instrumentation.