pH Buffer Kit 4.01, 7.0, and 10.0 for pH Meters The pH Buffer Kit includes high-quality reference liquids with pH values of 4.01, 7.0, and 10.0, designed to calibrate your pH meter with precision. Regular calibration of your pH meter is crucial for maintaining accurate measurements, ensuring that your plants receive the proper pH levels in their nutrient solution or growing medium. These premium solutions also serve as storage liquids to maintain the accuracy and longevity of your pH meter. Using the correct pH buffers ensures optimal nutrient uptake and helps prevent potential issues caused by pH imbalances, which can affect plant health and growth. Usage Instructions: Pour each pH buffer solution (4.01, 7.0, and 10.0) into a clean container. Follow the calibration instructions provided with your pH meter, using the appropriate pH solution for each calibration step. After calibration, use the buffer liquids to store your pH meter, ensuring its accuracy for future measurements. Keep the buffer solutions sealed and in a cool, dry place to maintain their effectiveness. Benefits: Ensures accurate pH readings for optimal plant health Helps calibrate and maintain pH meter precision Extends the lifespan of your pH meter Easy-to-use for growers of all levels Suitable for both hydroponic and soil-based systems Product size: 3 fl oz each.