Bluelab Ph-4 Buffer Solution (250, or 500mLs) research 1x manifold 4 outlet 4mm

1x manifold 4 outlet 4mm + 13mm poly hose

Anaerobic bacteria extract oxygen from nitrate ions

200mm x 600mm (8")

allows for luxury uptake of weight producing potassium

Bluelab Ph-4 Buffer Solution (250, or 500mLs) research 1x manifold 4 outlet 4mmBluelab Ph 4 Buffer Solution Bluelab Ph 4 Buffer Solution is used to calibrate the pH levels of your plants and make sure your Bluelab equipment is working correctly. The solution helps keep your Bluelab products accurate and last longer by referencing to high laboratory standards. It's important to calibrate and clean your pH measuring equipment at least once a month to get the most accurate readings. The calibration process involves setting the