The Milwaukee MW12 Digital Phosphate Aquarium Water Tester lets you go digital with your testing. No more hit and miss testing with strips. Great for aquariums, aquaculture & coral, labs, water treatment, classroom and more. This meter is also ideal for educators that want their students to learn the basics of water quality analysis to apply in the real world.
Simply add the reagent and get a digital reading accurate to ±0.04 ppm within minutes.