Detection Instruments sells and services the OdaLog Hydrogen Sulfide Gas Loggers to the Wastewater industry. We sell portable OdaLog H2S Gas Loggers that measure from 10 ppb to 2000 ppm, as well as the DiCom Perimeter Monitor which measures from 5 ppb to 2ppm, and the Sycamore CEM which can measure one, two or three points of odor control systems. The OdaLog RTx provides wireless transmission of H2S data from within the collection system. We also sell portable sampling systems for short-term performance testing.