Bluelab pH Buffer 4 250ml | 500ml Size:500ml Ideal for high yield indoor

Ideal for high yield indoor and greenhouse production

Probe care instructions

Your Roots Are The Gateway To Feeding The Right Flower-boosting Compounds Directly Into Your Plants

Quickly corrects nutrient definiciencies of Ca

and providing an oxygen-rich environment for roots to grow

Bluelab pH Buffer 4 250ml | 500ml Size:500ml Ideal for high yield indoorBluelab pH 4. 0 Calibration Solution 250 ml 500 ml Accurate Calibration for Every Bluelab pH Instrument Keep your Bluelab pH meters, pens, and probes performing at their best with the Bluelab pH 4. 0 Calibration Solution. Designed specifically for all Bluelab pH products, this solution ensures precise, reliable readings every time you measure your nutrient or water pH. Why Calibration Matters To maintain accuracy, all pH instruments should be cleaned