ORP Buffer Solution and Electrode Test Kit
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HM Digital's ORP buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life.

Note: bottles not included


  • Variety pack of ORP buffer solution.
  • Test kit to check the quality of your ORP electrode.
  • Simple to use.
  • Powder has an indefinite shelf life.


Total volume: 1.0 liter. Each powder packet makes 100 ml of solution (when mixed with distilled or deionized water)
Contents: 5 packets of +92mV, 5 packets of +265mV
Accuracy: +/- 0.2 ORP at 25 degrees Celsius
Preparation directions included with the kit

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