Whats a really good ph meter and ppm meter?

Discussion in 'Hydroponic Growing' started by Newbiegrower4, Jul 11, 2011.

  1. I got a blue lab ph/ppm combo just wondering if there are any better ones out there
     
  2. Yes, Hanna Instruments HI 98129 pH/Conductivity/TDS and Temperature Tester. These can be found pretty much anywhere online (amazon).
     
  3. Yes Hanna HI98129 is really good. You can get it online for $119 . Also you might need calibration and storage and cleaning solutions $10 each on amazon .
     

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