Bluelab pH Pen & Storage Solution Bundle

Pair your pH measuring tool with its probe-care essential. This Bluelab bundle brings together one pH Pen and one 100 ml bottle of pH Probe KCl Storage Solution.

• One Bluelab pH Pen for measuring the pH of your water or nutrient solution
• One 100 ml bottle of Bluelab pH Probe KCl Storage Solution for probe storage and care

Follow the manufacturer’s instructions for calibration, use, and probe storage. Storage solution is for probe care, not a replacement for pH calibration solutions.