pH tester review thread

Indoor Growing Hydroponics
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#1

Hola OG brothers and sisters. Does anyone have a pH meter that the are pleased with? My $15 one made it through one grow and won’t calibrate anymore. Gotta order one. Anybody? Thanks all. :cowboy_hat_face:

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Chat room 2017-2019
#2

42 posts were merged into an existing topic: I need a new pH meter

#3