Calibration fluid 3-pack

This calibration solution set from Hanfgarten keeps your pH and EC meter permanently accurate, so you can rely on dependable readings instead of guesswork. The high-quality reference solutions help you quickly and precisely recalibrate your meter, allowing you to accurately adjust nutrient solutions and optimally care for your plants without constantly wondering if the reading is correct.

Simply dip your pH or EC meter briefly into the respective calibration solution on a regular basis, check the accuracy, and adjust as needed – that's it. This saves you time, reduces stress, and ensures stable conditions for your grow project because your measuring device works reliably when it matters most.