pH 7 Calibration Solution

Achieve optimal accuracy with our premium pH 7 calibration solution—essential for maintaining your pH meter and ensuring reliable measurements for vibrant plant growth in hydroponic systems. Specially formulated for consistent results, this color-coded solution comes in an easy-to-use 250ml bottle with a secure cap for hassle-free calibration every time. Suitable for all standard digital and analog pH meters, it's the perfect choice for growers who demand precision and quality.