Table 1 : Acceptance Criteria for Parameters of Assay Performance for the Endocrine Module  Validation Parameters  IGF-I P-III-NP  Maximum LOQ   ≤ 50 ng/mL    ≤ 1 ng/mL   Maximum Relative Combined Standard Measurement Uncertainty  (uc_Max, %) ≤ 20% ≤ 15%  5.2 Analytical Testing Procedure  Accreditation  Requirements  − Demonstrate  readiness for assay implementation through method validation data and successful participation in at least one WADA -approved educational External Quality Assessment Scheme  (EQAS ) round or inter -Laboratory  collaborative study.