Bluelab CAREKITCON Conductivity Probe Care Kit for Plants, Clear
The instrument is only as accurate as the probe is clean.<br><br>Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller.<br><br>The probe surface is where the instrument takes the reading of the solution. If the probe face is dirty or contaminated, then the reading will be inaccurate.<br><br>Accurate readings simplify crop management and provide improved growth.<br><br>To re-stock your conductivity probe care kit, Bluelab 2.77 EC Conductivity Standard Solution is available in 20 ml sachets, 250 ml and 500 ml bottles.