Waltham, MA 12/4/17­—Thermo Fisher Scientific has acquired certain assets of EPTEK Technology and related entities for an undisclosed amount. The assets acquired consist of Volatile Organic Compound (VOC) CEMS for measuring air quality. EPTEK has offices in China and Taiwan. The company joins Thermo Fisher’s Analytical Instruments segment.

The acquisition complements Thermo Fisher’s other VOC CEMS products. The company has reported strong sales in recent years for air quality monitoring systems in China due to increasing regulations.