View Full Version : pH Calibration

12-18-2016, 10:46 AM
I know you should do it every month but how often do you guy really calibrate your pH probe's

12-18-2016, 11:01 AM
Oh and replace them?

the haj
12-18-2016, 03:15 PM
Every month and replace probe every 6, it might be overkill but it is worth it to me.

static reef
12-18-2016, 08:27 PM
Every 3 months. Not as much as I should, but I never see a fluctuation of more than .03

12-18-2016, 09:34 PM
Sweet thanks guys I think I need to replace mine its been over 2 years and I dont remeber the last time I calibrated it. lol