pH 4.01 Calibration Solution 500 ml Vapour Station IP65 rating for durability

IP65 rating for durability

Versatile mounting – hang on trees/terraces or attach to railings/poles

What’s Included

Sustainable and reusable

pH 4.01 Calibration Solution 500 ml Vapour Station IP65 rating for durabilityUnlock Your Pot tential with pH 4. 01 Calibration Solution 500 ml Low pH calibration is essential for South African hydroponic, coco, soil and fertigation growers acidic nutrients, organic amendments or drift in recirculating systems can push readings below 5. 5, locking out iron, manganese, phosphorus and zinc before visible tip burn or chlorosis appears. The pH 4. 01 Calibration Solution 500 ml provides a generous, NIST traceable buffer (exactly 4.