The MS3500 is the first ammonia analyzer for Raw Waste Water. Its rugged construction and design allows it to reliably measure Ammonia at the very front end of a waste water treatment plant, giving the operator a level of control and knowledge presently unknown to the industry. It is used to: Monitor Raw Wastewater Intakes, Detect high loads of ammonia at the intake, Optimize the use of compressors and blowers in the aeration lanes.