Document Control:
Document ID: PQ-001
Version: 1.0
Effective Date: [Insert Date]
Review Date: [Insert Date]
Prepared by: [Insert Name]
Approved by: [Insert Name]
Performance Qualification Protocol for pH Meter in QC Laboratory
Meta Description: This document outlines the Performance Qualification Protocol for the pH Meter used in the QC Laboratory, ensuring compliance with critical quality parameters.
Tags: Equipment Validation, pH Meter, QC Lab, Performance Qualification
Objective
The objective of this Performance Qualification (PQ) protocol is to validate the pH Meter used in the QC Laboratory to ensure it meets the specified performance criteria for accurate pH measurements.
Scope
This protocol applies to the pH Meter utilized in the QC Laboratory for the direct measurement of pH, impacting the quality of products manufactured.
Responsibilities
- Validation Team: Responsible for conducting the PQ and documenting results.
- Quality Assurance: Responsible for reviewing and approving the PQ documentation.
- Laboratory Personnel: Responsible for operating the pH Meter and ensuring adherence to the protocol.
Prerequisites
- Completion of Installation Qualification (IQ) and Operational Qualification (OQ).
- Training of personnel on the use of the pH Meter.
- Availability of standard buffer solutions for calibration.
Equipment Description
The pH Meter is an instrument designed for the accurate measurement of pH levels in various solutions. It features a digital display, automatic temperature compensation, and a calibration function.
Test Plan
| Test ID | Procedure | Acceptance | Evidence |
|---|---|---|---|
| PQ-01 | Perform slope calibration using standard buffer solutions. | Slope must be between 95% – 105%. | Calibration report. |
| PQ-02 | Conduct accuracy checks with known pH standards. | Results must be within ±0.1 pH units. | Test results log. |
| PQ-03 | Verify audit trail functionality. | All actions must be logged with timestamps. | Audit trail report. |
Detailed Test Cases
Test Case 1: Slope Calibration
Procedure: Calibrate the pH Meter using at least two standard buffer solutions, ensuring the slope is recorded.
Acceptance Criteria: The slope must be between 95% – 105%.
Evidence: Calibration report must be signed and dated by the operator.
Test Case 2: Accuracy Check
Procedure: Measure the pH of known standard solutions and record the results.
Acceptance Criteria: The measured pH must be within ±0.1 pH units of the known value.
Evidence: Test results log must include date, time, and operator information.
Test Case 3: Audit Trail Verification
Procedure: Review the pH Meter’s audit trail to ensure all calibration and measurement actions are recorded.
Acceptance Criteria: All actions must be logged with timestamps and user identification.
Evidence: Printed audit trail report.
Deviations
Any deviations from this protocol must be documented and justified. A deviation report must be submitted to Quality Assurance for review and approval.
Approvals
Prepared by: ____________________ Date: ___________
Approved by: ____________________ Date: ___________