put the filter back in place

Lab-Grade Precision: Professional-quality probe engineered for accurate

a replaceable double-junction gel-filled electrode

the MW100 is ideal for everyone from educators and pool professionals to hydroponics growers

Milwaukee MW401 PRO TDS Meter | Low Range 0-1990 ppm with ATC quick check monitor put the filter back inDESCRIPTION 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