About Seller: Apex Instruments, Inc. is a global leader in the design, production, and distribution of a wide range of source sampling equipment used for measuring emissions from smoke stacks and industrial combustion sources in compliance with US EPA regulations. We are committed to staying at the forefront of prototype construction and field testing of equipment and testing methods in response to evolving environmental standards and technological advancements. One notable product is the Apex Instruments XC-6000EPC Automated Mercury Sorbent Trap Sampling System, extensively tested by government agencies, universities, and power plants. The Apex MercSampler is quickly gaining recognition as the industry standard for mercury sampling in coal-fired power plants.