Milwaukee Instruments MA887 Digital Seawater Refractometer The Milwaukee MA887 Seawater Digital Refractometer provides the highest accuracy possible for the measurement of seawater in 3 specific scales. Each scale is temperature...
The HI97105 Marine Master Waterproof Photometer combines accuracy and ease of use in a simple, all in one portable design. The advanced optical system provides lab-quality accuracy while it's user-friendly...
The HI780 Marine pH Checker is a simple, accurate and cost effective way to measure pH in saltwater. With a digital read out, there is no more struggling to determine...
The HI772 Checker®HC (Handheld Colorimeter) provides a simple, accurate, and cost-effective way to measure alkalinity in marine aquariums. Get accurate results for your saltwater aquarium with our simple handheld colorimeter....
The HI758 Calcium Checker provides a simple, accurate and cost-effective way to measure calcium in saltwater aquariums. Required for the development of calcium carbonate skeletons of coral reefs, calcium is...
The HI713 Checker HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure phosphate. Phosphate is a common food additive that enhances flavor and acts as a...
The HI782 Marine Nitrate High Range Colorimeter is specifically designed to quickly and accurately determine high levels of nitrate for saltwater aquariums and marine applications. With a digital read out,...
The HI774 Ultra Low Range Phosphate Checker® HC (Handheld Colorimeter) is a cost-effective way to measure phosphate in marine systems, including reef tanks. Excessive phosphate levels can prevent calcification, skeletal...
The HI781 Marine Nitrate Low Range Colorimeter is a simple, accurate, and cost-effective way to measure nitrate from 0.00 to 5.00 ppm (as NO3–) in your saltwater aquarium. For samples...
The HI702 Copper Checker is a simple, accurate, and cost effective way to measure high ranges of copper. Designed as a more accurate alternative to chemical test kits, the HI702...
A magnetic stirrer for mixing water test reagents efficiently and effortlessly Water testing is critical and necessary for aquariums. However, it is annoying and time-consuming to mix different test kits...