Softeners in the Model S Series are designed to produce a large volume of high quality softened water. Each softener has a faucet adapter that easily connects to any faucet. As water passes through the chamber, the resin column causes scale-forming calcium and magnesium ions to be exchanged for…

This COD heater block features digital microprocessor control, programmable timer and temperature settings, and a dual LED display to monitor both temperature and timer. Perfect for COD, Total Phosphorus, and Total Nitrogen testing PLUS other tests requiring digestion.

Generate limited quantities of high- quality demineralized water anywhere, anytime - for rinsing labware, for dilutions or for chemical procedures Low density polyethylene squeeze bottle, which comes partially filled with mixed-bed ion exchange resin that exhibits a color change as it nears…

Students will learn to design, implement and analyze a scientific investigation while discovering the value of aquatic macroinvertebrates as living indicators of water quality.