MOCON, Inc. - Baseline offers the ultimate environmental measurement solutions package. With a complete line of gas analysis equipment that is ideal for Toxic Workplace Gas and Indoor Air Quality Monitoring, Environmental Source Monitoring and Ambient Air Networks. With measurement solutions for BTEX, total hydrocarbons, methane / nonmethane, as well as many others. Also, available is the VOC-TRAQ®, a hand held USB toxic gas monitor, as well as a complete line of OEM piD-TECH® photoionization sensors.