| Hanna (HI7020L) ORP Test Solution at 200/275 mV (@20�C) 1 x 500 mL bottle |
 HI7020L is an ORP test solution designed for testing the precision of ORP electrodes in the range of 200 to 275 mV @ 25�C. By simply immersing the ORP electrode in the test solution, users can quickly see if their electrodes are reading accurately within the specified range. Using this as a diagnostic tool, users can clean and condition their ORP electrodes if necessary to ensure they achieve correct measurements. The test solutions are produced in our state-of-the-art manufacturing facility using reagent grade chemicals in a temperature controlled environment. Price: 51.88 |