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Reference Material
Reference documents and regulatory information relevant to ISO 17025 compliance.
ISO/IEC 17025:2017
Structured integration of ISO/IEC 17025:2017, providing a reference for testing and calibration laboratory requirements. The official ISO PDFs remain the primary authoritative source.
Annex A (Informative) Metrological Traceability
A.1 General
This section provides additional information on metrological traceability, ensuring comparability of measurement results both nationally and internationally.

Reference Material
Reference documents and regulatory information relevant to ISO 17025 compliance.
- ISO/IEC 17025:2017
  Structured integration of ISO/IEC 17025:2017, providing a reference for testing and calibration laboratory requirements. The official ISO PDFs remain the primary authoritative source.
  - Foreword
  - Introduction
    This document establishes requirements for laboratories to ensure competence, confidence, and valid results, aligning with ISO 9001 principles. It emphasizes risk-based planning, cooperation, and harmonization of standards while outlining key terminology usage.
  - 1 Scope
    This document defines the general requirements for laboratory competence, impartiality, and consistent operation, applicable to all organizations conducting laboratory activities.
  - 2 Normative References
    This section lists documents that are referenced in the text as requirements. Dated references apply to specific editions, while undated references apply to the latest version, including amendments.
  - 3 Terms and Definitions
    This section defines the terms used in this document. It references ISO/IEC Guide 99 and ISO/IEC 17000, along with additional terms specific to this standard.
  - 4 General requirements
  - 5 Structural requirements
  - 6 Resource requirements
  - 7 Process requirements
  - 8 Management system requirements
  - Annex A (Informative) Metrological Traceability
    - A.1 General
      This section provides additional information on metrological traceability, ensuring comparability of measurement results both nationally and internationally.
    - A.2 Establishing Metrological Traceability
      Metrological traceability is established by ensuring an unbroken chain of calibrations, measurement uncertainty evaluation, and technical competence in measurement processes.
    - A.3 Demonstrating Metrological Traceability
      Laboratories are responsible for establishing metrological traceability, ensuring their calibration results conform to this document, and using internationally recognized paths to demonstrate conformity.
  - Annex B (Informative) Management System Options
    This annex provides additional information on the management system options available to laboratories, ensuring conformity to ISO 9001 while fulfilling the requirements of this document.

A.1 General

This section provides additional information on metrological traceability, ensuring comparability of measurement results both nationally and internationally.

This annex provides additional information on metrological traceability, which is an important concept to ensure comparability of measurement results both nationally and internationally.