The Thermo Scientific™ 450iQ Hydrogen Sulfide and Sulfur Dioxide Analyzer utilizes pulsed fluorescence technology to measure the concentration of Hydrogen Sulfide (H2S) and Sulfur Dioxide (SO2) in ambient air. The analyzer features 24/7 access to real-time data, enhanced user interface with one button programming and large display screen, Ethernet connectivity for efficient remote access, flash memory for increased data storage and user downloadable software, and improved layout for easier accessibility to components. The analyzer is highly reliable and provides long-term stability.