Specialized portable analyzer for tert-butyl mercaptan (TBM) odorant detection and measurement. Electrochemical sensor technology with rapid response time and high accuracy. Detection range 0-10ppm, 0-100ppm, and 0-500ppm options available. Ideal for natural gas utilities, pipeline operators, and odorant service providers. Essential for odorant fade monitoring, quality control, and regulatory compliance verification. Durable, weather-resistant design for outdoor field applications.