EIHO Buffer PH 7.0Adjust pH to 7.0 safelyIdeal for freshwater community fishesBuffer pH 7.0 is a formulated buffer to adjust and maintain pH of water to 7.0 up to 50 days. Most freshwater fishes will love and thrive under this pH range 6.8-7.2.WHY IS BUFFER IMPORTANT? It helps to maintain and prevent large pH swings in aquaria which can cause huge, sudden loss in livestock. Buffer pH 7.0 is a mix of phosphate buffer safe for use on most freshwater community fishes. It also helps to soften water in overly hard water by precipitating calcium and magnesium. Buffer pH 7.0 can be used during water change or when needed to adjust pH to 7.0.DIRECTIONSUse 5ml (5g) for 60-150L. Can be added once daily until pH needed is reached. The pH can be maintained for 30-50 days. During water change, please add quantity needed for water that has been replaced.220g treats 4400L Kindly take note this is a Pre-order item. It will take approximately 3-5 working days to arrive after the order has been placed. Pre-order items are subject to supplier availability. If stocks run out, we’ll notify you for a refund or alternative. Thank you for your patience and understanding.