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2024 EQA SCHEMES
EQA 2024 - Urinary Free Cortisol (CLU)
Expert Biologists - Scheme Coordinators:
Estelle BUGNI and Laurence CHARDON
EQA performed since 1983
Number of participating laboratories in 2023: 61

1 - Scheme Overview

This EQA scheme is intended for laboratories carrying out the determination of urinary free cortisol.

2 - Assessment Frequency

Number of surveys per year: 6
Number of control samples per survey: 2
Number of samples per year: 12

3 - List of Analytes Assessed 

  • Free cortisol
  • Creatinine

4 - Description of the Control Samples

Lyophilized human control urine (samples to be resuspended in 3 mL of distilled water).

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