Pipeline-quality natural gas with high methane content is essential for numerous users, prompting research into injecting hydrogen for sustainability and reduced greenhouse gas emissions. Micro GC Fusion provides critical analysis of natural gas composition, including hydrogen, aiding in product development, performance, and environmental compliance. The technology offers precision, speed, and small size, ideal for monitoring natural gas with added hydrogen. The article compares helium and argon as carrier gases for hydrogen detection, highlighting the need for a specific combination to ensure optimal sensitivity and repeatability. Micro GC Fusion's efficiency in analyzing hydrogen and other gas components, with quick results and accurate configuration, makes it a valuable tool for the industry's shift towards greener energy sources.