CORALS20 said:I won a aqua controller jr. on a famous bidding site and the ph probe was sent in a zipplock bag and the water was ice so does that meen the probe is bad.Is there anyway to check.Also were can I get it callibrated at.Thanks Bill
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Hang the probe in tank water (don't submerge the entire probe, just the lower 1/2.
Let it rehydrate for 2 days. Then try to calibrate it with 7.0 and 10.0 calibration packets.