The Varian 490-GC Anesthetic Gas Analyzer offers high sensitivity and unique selectivity. It accurately monitors and analyzes trace levels of anesthetic gases in ambient air in a single run, without any matrix interference or quenching effects. The dual-detector technology provides more information, faster. The analyzer is equipped with the micro-machined Differential Mobility Detector (μ-DMD), making it a simple, turnkey solution for the safe, fast analysis and monitoring of anesthetic gases in operating and recovery rooms in hospitals, clinics, and other medical facilities.