SulfiLogger is world-leading in reliable H2S monitoring in sewers and at wastewater treatment plants. The company has invented a novel H2S sensor that is able to measure the smelly, corrosive and toxic hydrogen sulfide gas directly in the wastewater – where it is formed. These unique H2s sensors are now installed in sewers and at treatment plants world-wide. SulfiLogger is a very innovative company with strong interest in expanding their technology into new novel solutions.