Bluelab pH 4.0 Calibration Solution 250ml - Carton of 6 Joint Top Tray Ideal for HVAC and refrigeration

Ideal for HVAC and refrigeration systems

0% Nitrogen (N) – Allows growers to supplement phosphorus and potassium without increasing nitrogen levels

de-leafing

* Smart home technologies

Bluelab pH 4.0 Calibration Solution 250ml - Carton of 6 Joint Top Tray Ideal for HVAC and refrigerationMore Information Product Tagline pH 4. 0 calibration solutions a must in every grower's toolbox Technical Specification Type: A clean probe is an accurate probe Bluelab pH Pen Cleaning Instructions Bluelab pH & Soil pH Probe Cleaning Instructions Bluelab Soil pH Pen Cleaning Instructions pH 4. 0 calibration solution MSDS Product Warranty Period Details There is currently no applicable warranty for this product. Find out more about our product