Thermo Fisher Scientific Inc., a maker of laboratory equipment and scientific instruments, today announced it has acquired Franklin, Mass.-based Cohesive Technologies Inc., a manufacturer of advanced sample extraction and liquid chromatography products. Terms of the deal were not disclosed. Cohesive has annual revenues of approximately $15 million. Its products add in-line sample preparation capabilities coupled with mass spectrometry technology for drug and other organic molecule analyses. These new capabilities will "significantly improve sample throughput and increase detection limits during LC/MS/MS analysis for customers in the pharmaceutical, clinical, environmental and food science industries," Thermo Fisher Scientific said in a statement. For more information, visit: www.thermofisher.com