Bluelab pH Probe KCl Storage Solution (250 ml) MH 4 x 6″ net-pot bucket

4 x 6″ net-pot bucket lids

Measures relative humidity near canopy height

and simple controls let growers monitor relative humidity and quickly adjust to their preferred settings

UV protected to ensure long-lasting quality

Suitable for pots and open soil

Bluelab pH Probe KCl Storage Solution (250 ml) MH 4 x 6″ net-pot bucketBluelab pH Probe KCl Storage Solution 250ml Store & Hydrate pH Probes and Pens Protect your investment and keep readings fast and accurate with Bluelab pH Probe KCl Storage Solution (250 ml). This is the recommended storage and hydration solution for Bluelab pH probes and pH pens, formulated specifically to maximize probe life and improve response time in real world growing environments. pH probes should never be stored dry. Using the correct KCl