Hanna Instruments GroLine pH Tester HI98118 new-arrivals Multi-Level LCD

Multi-Level LCD

Single point automatic calibration using Quick Cal standard or 1

deep well water

Check the soil and ensure that the soil is moist

narrow band of frequency that allows for strong signal penetration through buildings and greenhouses

Hanna Instruments GroLine pH Tester HI98118 new-arrivals Multi-Level LCDWaterproof High accuracy Renewable cloth junction Automatic calibration Automatic shut off Long battery life Item Descriptions The GroLine pocket pH Tester is an affordable way to measure the pH of hydroponic nutrient solutions. The maintaining of an optimal pH is essential to maximize optimum growth. The general rule of thumb is that as pH increases the solubility of minerals and nutrients decrease. It is important that nutrients are soluble for