Hanna Instruments GroLine pH Tester HI98118 Type_Buffer Solution Features/Benefits:

Features/Benefits:

and other vegetables

Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet

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

IP67 waterproof and floating design

Hanna Instruments GroLine pH Tester HI98118 Type_Buffer Solution Features/Benefits:Waterproof 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