pH UP contains potassium hydroxide (KOH). This is a very caustic liquid and should be handled with extreme care. Once again our product, at 50%, is stronger than some competing products. Always check the label for best value.

These liquids need safe and careful handling

• Always wear gloves and eye protection when handling aggressive liquids

• Always store in locked cupboards

• KEEP AWAY FROM CHILDREN

• pH UP and pH DOWN should be diluted before use – ask for the Growth Technology leaflet on pH and Conductivity