pH Meter Maintenance and Calibration Report
Instrument Information
Device ID/Serial Number
Location
Model
Performed By
Date
Next Due Date
Maintenance Checklist
Task
Status
Remarks
Electrode Cleaning
Done
Not Done
Electrode Inspection
Done
Not Done
Cable/Connector Inspection
Done
Not Done
Solution Replenishment
Done
Not Done
General Cleaning
Done
Not Done
Calibration Details
Standard Solution
Measured Value
Acceptable Range
Status
Remarks
pH 4.01
Pass
Fail
pH 7.00
Pass
Fail
pH 10.01
Pass
Fail
Observations / Corrective Actions
Reviewed By
Review Date