The Serinus 56 Total Sulfur analyzer delivers precise and reliable performance at excellent value. It uses proven UV fluorescent radiation technology and an external thermal converter to measure TS in ambient air (LDL < 0.3 ppb, Range 0-10 ppm).The Serinus range of analyzers has been designed using our experience and knowledge gained from operating large air quality monitoring networks for more than 40 years. The result: instruments that integrate seamlessly into continuous monitoring networks.