Konnwei PH Calibration Solution Kit 50ML PH 7.00 4.00 10.01 Calibration Solutions with 30ML PH Probe Protective Liquid

Feature: 1. 3 Types of Solutions: The kit includes 3 distinct PH calibration solutions, pH 7.00, pH 4.00, and pH 10.01, to meet various pH testing requirements, ensures that the pH meter is accurately calibrated for accurate and dependable measurements in a variety of applications. 2. Multifunctional: These calibration solutions not only assist in accurate calibration but also provide essential guard for electrodes, helping to extend their lifespan and maintain optimal performance over time. 3. Good Compatibility: The pH buffer calibration solution kit is designed for user convenience and is compatible with a wide range of pH pens and electrodes, simplifying the calibration process. 4. Accurate Testing: Formulated with premium ingredients a