Bluelab pH 7.0 Calibration Solution 500ml (Michigan Only) High quality solutions formulated for calibrating pH probes. Bluelab® calibration solutions are essential for use with all Bluelab® products. Bluelab® Solutions are manufactured specifically for Bluelab® products and are referenced to... $14.00
Bluelab 2.77 EC Conductivity Stnd. Solution 500ml (California Only) High quality solutions formulated for calibrating and/or testing conductivity probes. Bluelab® conductivity standard solutions are essential for use with all Bluelab® products. Bluelab® Solutions are manufactured specifically for... $14.00
Bluelab 2.77 EC Conductivity Stnd. Solution 250ml (California Only) High quality solutions formulated for calibrating and/or testing conductivity probes. Bluelab® conductivity standard solutions are essential for use with all Bluelab® products. Bluelab® Solutions are manufactured specifically for... $10.34
Bluelab Inline pH Probe The Bluelab® In-line pH Probe can screw directly into female 1" NPT pipe fittings using the included adapter. Threaded probe head allows for simple installation direct into an irrigation line for effective in-line measurements. The high pressure... $224.00
Bluelab Conductivity Pen (Michigan Only) The Bluelab Conductivity Pen simply tells you that your plants have the right amount of nutrient in your solution and lets you know if adjustments are needed. To feed plants well, we need to know what we're feeding them. Start with a quality nutrient. ... $118.00
