Extech PH220-C Waterproof Palm pH Meter with Cabled Electrode and Apera Instruments AI1114 pH Calibration Solution Kit

Extech PH220-C Waterproof Palm pH Meter with Cabled ElectrodeExtech PH220-C pH Meter, Palm pH with Cabled Electrode.Extech PH220-C pH Meter, Palm pH with Cabled Electrode.Apera Instruments AI1114 pH Calibration Solution Kit (7.00, 4.00), 16 oz. for Each, Plus Apera CalPod Solution Holder, NIST traceableApera Instruments AI1114 pH Calibration Solution Kit (7.00, 4.00), 16 oz. for Each, Plus Apera CalPod Solution Holder. Apera pH calibration buffers are produced in an ISO 9001:2015 facility with ISO 17025:2017 accreditation using high-purity reagents, deionized water and certified analytical balances in a temperature controlled environment. Reported values are accurate to +/- 0.01 pH at 25°C and are traceable to NIST Standard Reference Materials (SRMs). MSDS documents are downloadable. Certificate of analysis can be achieved by request. All pH buffers have a 2-year expiration from manufacture for an unopened bottle.

• Includes Extech PH220-C pH meter with 12 mm diameter polycarbonate electrode with 1 meter cable for taking pH measurements.
• Apera Instruments calibration solution kit includes pH 7.00 and pH 4.00 buffers (16 oz each) traceable to NIST standards with +/- 0.01 pH accuracy.
• Extech PH220-C meter stores 25 pH readings with automatic buffer recognition and temperature compensation.
• Apera calibration solutions have 2 year expiration and come with a solution holder for convenient organization.
• Extech palm pH meter has large LCD displaying pH, mV and temperature. Includes protective rubber boot.