The Q46N Free Ammonia Monitor from Analytical Technology is designed for the continuous measurement of free ammonia, total ammonia and monochloramine in potable water. It is intended for monitoring chloraminated water to minimize the amount of excess ammonia in the system. Three separate reagents are required for operation, and can be purchased directly from the company or be easily mixed on site using readily available chemicals. The unit includes replacement parts for routine maintenance, a monitor, chemistry module, sensor membranes and electrolytes, reagent bottle brackets, reagent pickup tubing assemblies, a spare parts kit, and a copy of the manual. 800/959-0299;; Booth 7239.

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