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Hanna Instruments HI7091M

Reducing Pretreatment Solution

Order #: HI7091M

Mfg Part #: HI7091M

$16.00 USD

$15.20 USD


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Overview :

Product Highlights

  • ORP standard solutions allow 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
  • Bottle 230 mL