Hanna Instruments is an ISO 9001, global manufacturer of analytical instrumentation. Our instruments measure critical parameters such as pH, Chlorine, Turbidity, Conductivity, Dissolved Oxygen, Temperature and much more. The measurement of these parameters impacts the quality of water, wine, beverages, dairy, agriculture, and a wide range of other applications. Hanna's mission is to provide an instrument that provides the value and performance our customers require.



Milwaukee Instruments is measurements made easy. Milwaukee is a worldwide manufacturer of electrochemical instrumentation for water analysis and a dynamic leader in the measurement of pH, Redox, Conductivity, Salinity, Dissolved Oxygen, Temperature, Turbidity, Chlorine, Ammonia, Copper, Chloride, Phosphate, Iron, and more. If you're looking for water quality meters, and other resources, Milwaukee's line of products is the place to look.

Milwaukee meters serve all markets where water quality measurements are required. This includes laboratory markets, food and beverage markets, environmental markets, educational and government markets, and many more. Milwaukee's selection of instruments is designed to serve their customers, so whether you're purchasing a TDS tester or a number of laboratory pH meters, Milwaukee Instruments makes the following guarantee; to put the customers total satisfaction first.



Established in 1987, HM Digital, Inc. (formerly known as Heemang Electronics) is an original equipment manufacturer (OEM) that has been recognized worldwide for providing the best values in water testing instrumentation, especially the increasingly popular TDS meter.