Alemental
Well-Known Member
I have never really trusted the pH meter that I recently purchased, so I tend to go through the calibration fluids awful fast. How often should it need calibrating? How often do you calibrate yours?
BTW, I use this one:
http://morebeer.com/view_product/7015/102225
BTW, I use this one:
http://morebeer.com/view_product/7015/102225