The Horiba PG-325 is a high-performance portable gas analyser designed for precise measurement of combustion gases including NOx, SO₂, CO, CO₂, and O₂. Built with durable NDIR and electrochemical sensor technologies, it offers reliable, real-time analysis for stack testing, emissions monitoring, and regulatory compliance. With enhanced measurement accuracy, integrated sample conditioning, and a compact, user-friendly design, the PG-325 is ideal for demanding on-site environmental and industrial applications.