Bluelab Guardian Monitor Connect pH probe calibration and tips on storage

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Published 2020-08-06

Here we are calibrating our Bluelab Guardian Monitor Connect pH probe and providing tips on storage and cleaning your probe. You can purchase the products and more at www.growersnsmokers.com
Using pH 4 and pH7 calibration solution.

All Comments (3)

@MrHookahdude69 2 years ago

It takes for ever for my Blue lag gaurdian ph pen to reach 0 after I take it out of what liquid I’m testing even after cleaning it and drying it it’ll still show a ph even though it’s out of water
@KitKar07 2 years ago

Did you say that I can’t use this controller in RO water?