…are designed for detection of trace oxygenates in various hydrocarbon matrices such as gasoline and naphtha, ethylene, propylene, and C4, C5 hydrocarbon streams, built as custom configurations, or compliant with methods such as ASTM D7423. Envantage Analyzers are designed with a choice of rotary valve or capillary flow technology hardware solutions to allow for upgrades to existing equipment and most GC models and chromatography data systems with optional customized report outputs available.