Instrumentation for the life sciences. Manufacturer of portable photosynthesis systems, CO2 & H2O gas analyzers, soil CO2 efflux and canopy flux. Portable spectrometers for measurement of vegetation reflectance. We are also the U.S. distributor for Hansatech Instruments (chlorophyll fluorescence and oxygen measurement), Gill Instruments (ultrasonic anemometers), Skye ...