Perlite 3-6mm (50 Litres, approx 4.5kg) desktop farm When performing a pH calibration

When performing a pH calibration it is important that the correct buffers are used

HI1271 pH electrode with screw type connector (included)

Autopot Smart Pot is a simple and easy-to-use hydroponics system featuring AutoPot™ patented technology for growing small herbs and ornamental plants

pH and mV display

The HI70004P is for 25 sachets containing 20 mL of buffer

Perlite 3-6mm (50 Litres, approx 4.5kg) desktop farm When performing a pH calibrationNatural Expanded Volcanic Perlite is an ultra light mineral that improves soil structure. Low in density, its pocket of air keep soil from compacting around it, allowing roots to easily reach deeply into it. The Natural Expanded Volcanic Perlite is used to improve the drainage and aeration of any growing medium. The aerated soil drains water effectively, but retain enough moisture in itself for the root of the plant. Its high porosity makes it perfect