ISO 17025 – Clause-by-Clause Technical Breakdown

Clause 4 – General Requirements

• Impartiality
• Confidentiality

Clause 5 – Structural Requirements

• Legal entity definition
• Organizational structure

Clause 6 – Resource Requirements

• Personnel competence
• Facilities & environmental conditions
• Equipment calibration
• Metrological traceability

Clause 7 – Process Requirements

• Review of requests
• Method validation
• Sampling
• Measurement uncertainty
• Reporting results

Clause 8 – Management System

• Document control
• Corrective actions
• Internal audits
• Management review