12SQFT
Well-Known Member
I have a Hanna pH meter because I have heard a lot of people talk about them. . .Mine is a piece of shit has anyone else had problems with their Hanna pH meter my 4.0 buffer is registering at 6.0 and wont go lower evn with adjustment?!??!?! Let me know if you have one that is a piece of shit like mine so I don't go out and buy it or the best you have ever used cuz thats what Im looking for! Reliability! Thanks all