These benchtop and portable instruments measure the Oxidation-Reduction Potential (ORP) of water and solutions. These instruments indicate the ability of water to cleanse and break down itself of biological waste products and contaminants from dead animals and plants.
Small but productive conductivity meters. OHAUS Starter Conductivity Pen Meters with Temperature Display are the choice for basic testing needs of the total ionic concentration within a solution. They are durable with IP67 waterproof design and provide fast and straight forward results.