Bluelab PH Probe KCL Storage Solution - 250ml
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Extends the life of your pH probe. Add KCL solution to the cap of the pH pen/probe for storage
The perfect solution to store and hydrate your Bluelab pH probes or pens.
Compatible for use with Bluelab pH pens, Bluelab soil pH pens, Bluelab pH probes and Bluelab soil pH probes
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