hanna ph

  1. jaime31

    Ph Accuracy! Losing my mind

    Hi guys I’m having a dilemma. I can’t figure out which ph reading to believe and it’s driving me crazy.. I have a Milwaukee ph monitor (mc120) and it reads 7.9-8 and I have the Hanna hand held color meter and that is giving me readings of 8.5 I want to keep it at Atleast 8.2-8.3 so I have some...
  2. Abhishek

    Minnesota Testing Drygoods SOLD Hanna Alkalinity , Phosphate checkers and pH Bluetooth probe HI12302

    Hi , Left hobby but have Hanna Alkalinity , Phosphate checkers which were bought in end of 2020 and almost new . Plus a very special Hanna HI 12302 field blue tooth pH meter that was used to check pH accurately . It connects to Hanna Lab app in iOS and android . normally this sells for 200$ ...
  3. alessandrolatour

    Virginia WTB WTB Hanna Checkers

    Looking to buy specific Hanna checkers. Looking for a high nitrate hanna tester as well as a low phosphate. Located in Richmond area for shipping costs
  4. Ignitros

    Washington Hanna Reef Testing Kit

    Asking $175 for the entire kit plus shipping. Only used for a few tests. I am selling a barely used Hanna Reef kit. It includes the Calcium, Alkalinity, Phosphorous, pH and Salinity testers along with extra reagents and calibration fluids.
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