Jan 17, 2019 #1 tatties Active Member View Badges Joined Dec 20, 2018 Messages 201 Reaction score 89 Location socal Rating - 0% 0 0 0 why does my ph probe say 8.2 and my red sea ph test says 9.6? what one do i believe? i just had a ' tank emergency', so i tend to think the red sea is right.
why does my ph probe say 8.2 and my red sea ph test says 9.6? what one do i believe? i just had a ' tank emergency', so i tend to think the red sea is right.
Jan 17, 2019 #2 EmdeReef 2500 Club Member View Badges Excellence Award Reef Squad Emeritus Joined Dec 2, 2017 Messages 3,138 Reaction score 3,902 Location New York, NY Rating - 0% 0 0 0 Is your probe calibrated? I would believe a calibrated ph probe over a ph test.