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Hanna ORP Testing Solution 200/275 mV - 500 ml. Item #: 221421 Manufacturer: Hanna Instruments Incorporated Manufacturer Item #: HI7020L Your Price: $34.95 In Stock |
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Use Hanna ORP Testing Solution to ensure your ORP Meter is always functioning properlyFeatures & Applications: This Hanna ORP testing solution allows you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F). If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Specifications:
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