Tag: proficiency testing
Laboratory Proficiency Testing: The Real-World Guide to External Quality Assessment
- By : Ian Brophy
- Date : Sep 12 2026
Discover how proficiency testing verifies lab accuracy beyond internal controls. Learn to choose providers, handle blind samples, interpret Z-scores, and fix failures.
Competency Assessments in Lab Accreditation: Initial vs Ongoing
- By : Ian Brophy
- Date : Aug 17 2026
Learn the critical differences between initial and ongoing competency assessments for lab accreditation. Discover best practices for ISO/IEC 17025 compliance, proficiency testing, and quality control strategies.
Toxicology Quality Control: A Guide to Proficiency Testing and Calibration
- By : Ian Brophy
- Date : Apr 24 2026
Learn how forensic labs ensure accurate results through proficiency testing and calibration, following ISO/IEC 17025 and AAFS standards to maintain legal integrity.