Bluelab® Probe Care Kit pH & Conductivity Size:Bluelab Probe Care pH & Conductivity Then choose a 3 in

Then choose a 3 in Gro-Block

Used during the vegetative stage to promote healthy plant growth

fully waterproof design

Filter size is 12 in x 12 in x 1 in

Builds strong roots

Bluelab® Probe Care Kit pH & Conductivity Size:Bluelab Probe Care pH & Conductivity Then choose a 3 inEverything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm EC) probes. The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth. Includes instructions, 20 ml single use Bluelab Solution Sachets, 2 each of: pH 7. 0 & pH 4. 0, KCl, 2. 77 EC, 3x plastic cups, pH Probe Cleaner, Conductivity Probe Cleaner, Toothbrush and Chamois.