Bluelab Probe Care Kit - pH & EC DUCTING Professors Hydro Clay Balls (100%

Professors Hydro Clay Balls (100% Leca) is a lightweight

Light weight

it is lightweight and compact

mix it into the nutrient solution or add it to the reservoir

Ca-Mg-Fe is the most effective way of rectifying the issue

Bluelab Probe Care Kit - pH & EC DUCTING Professors Hydro Clay Balls (100%Bluelab Probe Care Kit pH & EC Everything you require for pH and conductivity probe cleaning, calibration, and maintenance. What's in your Bluelab Probe Care Kit for pH and Conductivity? Care instructions for probes; 20 ml of Bluelab Solution, single use Two of each of the following sachets: KCl, pH 7. 0, pH 4. 0, and 2. 77 EC standard solution three disposable cups pH Probe Cleaner Bluelab Cleaner for Bluelab Conductivity Probes Utilize a toothbrush