pH Calibration and Maintenance Set with pH 4/7/10 Buffers and Potassium Chloride

This pH calibration and maintenance set provides buffer solutions for three-point pH meter calibration along with electrode storage solution. The kit includes: one 500mL bottle of pH 4 buffer (red), one 500mL bottle of pH 7 buffer (yellow), one 500mL bottle of pH 10 buffer (blue), and one 100mL bottle of potassium chloride electrode storage solution (clear). All buffers have a tolerance of ±0.01 at 25°C. Bottles are labeled with contents including CAS numbers. An instructions and material safety data sheet (MSDS) packet is included for product information and handling procedures. Suitable for users age 13 and older with adult supervision. For laboratory use only. Electrode sold separately.