Bluelab KCl Storage Solution for pH Probes and Pens, for Maintaining, Hydrating, and Storing pH Meters, Made in the USA (120ml / 4.5 fl. oz)

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About This Simply add KCl solution to the cap of the pH pen and pH probe for storage and hydration to extend their life and improve accuracy for precise pH up and down adjustments Designed for use with Bluelab pH pens, Bluelab soil pH pens, Bluelab pH probes and Bluelab soil pH probes Try Bluelab TDS (PPM) meter, tester and other hydroponics tools for full garden nutrient monitoring in water and soil KIT INCLUDES: 1 bottle of storage solution at 120ml, Instructions are on the label of the bottle Supplied by Bluelab, the industry leader in hydroponic testing equipment, built for growers Overview Brand : Bluelab Item Weight : 0.14 Kilograms Item Volume : 120 Milliliters Unit Count : 4.05 Fluid Ounces Manufacturer : Bluelab Show more