Hanna Instruments GroLine pH Tester HI98118 Type_Buffer Solution Temperature chart of the actual

Temperature chart of the actual pH value at various temperatures printed on each sachet

What's in the package

Measures photosynthetically active radiation (PAR) from 400 to 700 nm

and other vegetables

The HI981030 Soil pH Tester features a built-in probe that has been carefully designed for taking direct pH measurements in soil for environmental and agricultural testing

Hanna Instruments GroLine pH Tester HI98118 Type_Buffer Solution Temperature chart of the actualWaterproof 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