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Hanna Instruments pH Electrode Fill Solutions

The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure optimum performance. This simple maintenance helps guarantee adequate head pressure to promote the flow of reference electrolyte into the sample being measured.

  • Fill solution for single junction pH & ORP electrodes
  • Convenient 30 ml bottles
  • Clearly marked bottle with expiration date and lot number

HI7071 is a pH and ORP electrode fill solution that contains 3.5M KCl + AgCl, which is specifically made for single junction electrodes.

HI7082 is a 3.5M potassium chloride solution designed to refill the electrolyte solution of double junction electrodes.

Part NumberDescriptionSizePrice
HI7071 3.5M KCl + AgCl4 x 30 ml$78.00
HI7082 3.5M4 x 30 ml$78.00