Bluelab: Probe Care Kit pH & Conductivity Nutrient Kits we recommend using reverse osmosis

we recommend using reverse osmosis (RO) water or water up to approximately 100 ppm (EC 160 µS/cm)

Easy to clean

A patented design backed by an extended 10-year manufacturer warranty*

Retrofit into existing fixtures

Application Rate: 1L makes 6667L of solution

Bluelab: Probe Care Kit pH & Conductivity Nutrient Kits we recommend using reverse osmosisBluelab Probe Care Kit pH & Conductivity Everything 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