Bluelab 2.77 EC Conductivity Calibration Solution | 250ml Standard Reference Hose & Fittings and probes

and probes

Counter-indication Do not combine with other NPK fertilizers

Good air circulation is one of the most important factors in a healthy grow environment

Use from the first week of vegetative growth

T Water Timer is a simple

Bluelab 2.77 EC Conductivity Calibration Solution | 250ml Standard Reference Hose & Fittings and probesBluelab 2. 77 EC Conductivity Standard Solution is a professional reference solution designed to calibrate and check the accuracy of all EC (electrical conductivity) meters and pens. Correct calibration ensures reliable readings, which are essential for maintaining the right nutrient levels in hydroponic, soil, and coco systems. This 250ml bottle provides growers with a stable, trusted solution to keep equipment performing at its best. Key Benefits