Bluelab probe care kit

Clean lab quality pH and EC probes with Bluelab pH and Conductivity Probe Care Kit; General uses include growing tent, reservoir, water tank, and hydroponic system Probe care extends the life of probes and improves accuracy of pH and TDS (PPM) up and down adjustments; No calibration needed for conductivity probe, easy two point calibration for pH probe Try Bluelab pH tester, EC meter, and other hydroponics tools for full garden nutrient monitoring system in water and soil KIT INCLUDES: Probe care instructions, 2 x 20ml packets each of: pH 7.0, pH 4.0, EC 2.77 and KCl storage solutions, 3 plastic cups, pH and conductivity probe cleaners, chamois for cleaning conductivity probe, brush for pH probe Supplied by Bluelab, the industry leader in hydroponic testing equipment, built for growers