Milwaukee MW401 PRO TDS Meter | Low Range 0-1990 ppm with ATC virus removal filter Filters up to 2

Filters up to 2

Single use so that fresh solution is always used for accurate calibration

Each bottle marked with lot number and expiration date

Emergency preparedness: Natural disasters

balanced alkaline water at every pour

Milwaukee MW401 PRO TDS Meter | Low Range 0-1990 ppm with ATC virus removal filter Filters up to 2DESCRIPTION MW401 is a Portable Low Range Total Dissolved Solids (TDS) Meter with Automatic Temperature Compensation. This instrument has been designed for aquariums, aquaculture, labs, and water conditioning applications to meet the needs for equipment suited from hobbist to professional. It is also a great meter for food labs, and water treatment applications. TDS testing provides a method to optimize chemical applications and minimize operational