Spectro Inc., a leading Chelmsford, Mass.-based developer and manufacturer of analytical tools and software for the industrial performance fluids market, today announced it has purchased Wilks Enterprise, Inc. for an undisclosed sum. Wilks, based in Norwalk, Conn. and established in 1995, specializes in the development and manufacture of mid-infrared (mid-IR) application specific analyzers that are used for biofuel, petrochemical, environmental, quality control, manufacturing and ambient air ...