is 274.82 KB, has a resolution of 600x600 pixels and was uploaded on March 3, 2019 @ 2:00 am by user: hildger. It is filed under the tags: water, reduction potential, total dissolved solids, electrical conductivity, hardware. Click the blue button at the top to freely download: Laboratory Sterilizers Reduction Potential Controller PH Total Dissolved Solids Ozone png.