MRU Instruments - MRU Gas Analyzer: Diamond Systems LLC is a Veteran Administration verified VOSB and HUBZONE Certified Company providing field and fixed laboratory and portable products, safety equipment, for clinical, research, environmental, and hazardous applications. Our customers and focus include IVF labs, food, brewery, pharmaceutical sciences, air, and water quality researchers, landfill-bio digester applications, and safety equipment for toxic gas, national security, and personal protection. Over 30 years of experience with environmental applications and 100 years of collective manufacturing, representing manufacturers with USA-based operations, offering ISO 9001, UL, and safety related certifications for their products and solutions.