Ec Buffer Standard 250ml Ec Buffer Standard 250ml 10,56 € Quantity: Calibration solution for digital EC meter 250 ml. View product
Bluelab Soil pH Tester Bluelab Soil pH Tester 196,79 € Quantity: The most convenient solution for measuring soil pH and temperature! Bluelab Soil pH The tester provides pH and soil and plant temperature readings so you know the right nutrients will be available for your plants. View product
Bluelab pH 4.0 Calibration Solution Bluelab pH 4.0 Calibration Solution 2,28 € Quantity: Calibrate your pH probe or pen to pH 4.0 (slope) after you have calibrated to pH 7.0 for accurate measurements. View product
