Bluelab Probe Care Kit – pH & EC Calibration and KCl Storage Solutions | 8-Sachet Set ICUMSA refractometer the HI98330 GroLine® Nutrient Tester

the HI98330 GroLine® Nutrient Tester accurately measures the electrical conductivity (EC) in mS/cm and the total dissolved solids (TDS) conversion in parts per million (ppm) of the nutrients in water

microplastic-free water for healthier skin and hair

Milwaukee Instruments is trusted worldwide by hydroponics growers

I (NZ) interchangeable connectors

Bluelab Probe Care Kit – pH & EC Calibration and KCl Storage Solutions | 8-Sachet Set ICUMSA refractometer the HI98330 GroLine® Nutrient TesterBluelab Probe Care Kit pH & EC Calibration and KCl Storage Solutions All the calibration and storage solutions your pH and conductivity probes need in one convenient kit. The Bluelab Probe Care Kit (solutions set) provides eight single use sachets covering every step of professional probe maintenance: two point pH calibration, EC conductivity verification, and KCl probe storage. Accurate probes start with fresh, uncontaminated calibration solution.