The new AQ VOC from E Instruments is a compact, handheld VOC monitor and data-logger ideal for laboratories, clean rooms, hospitals, and many other applications. The internal sampling pump coupled with PC software allows for quick and accurate measurements that can be reviewed instantaneously or at a later time. The instrument is upgradeable for up to two more gas sensors, including CO2, O2, CO, NO2, H2S, SO2, NO, and formaldehyde. Standard model includes temperature, relative humidity percentage, barometric air pressure, and differential pressure.