8oz. pH/EC Calibration Solution Kit (pH 7.00, 4.00, 10.01, 1413 S, 12.88 mS, 84 S), plus Storage Solution & CalBox

• Reported pH values are accurate to +/- 0.01 pH at 25 C and are traceable to NIST Standard Reference Materials (SRMs).
• Produced in an ISO 9001:2015 certified facility using high-purity reagents, deionized water and certified analytical balances in a temperature controlled environment.
• color-coded for quick identification.
• Apera CalPod solution holder is included for organizing all the buffers and streamlining your calibration process.
• Double-sealed. 2-year expiration for pH and 1-year for conductivity for an unopened bottle.