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Proficiency Testing/EQA / 2026 Surveys / General Chemistry and Therapeutic Drug Monitoring /
Special Chemistry

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BODY FLUID CHEMISTRY 2 - FLD2
FLD2
Analytes/procedures in bold type are regulated for proficiency testing by the Centers for Medicare & Medicaid Services (CMS).

Analyte Challenges per Shipment Number of Shipments
Alkaline phosphatase 3 Two shipments per year
Bilirubin 3
Calcium 3
Chloride 3
Lipase 3
Potassium 3
Sodium 3
Uric acid 3

Program Information

  • Three 3.0‑mL liquid body fluid specimens
  • Conventional and International System of Units (SI) reporting offered

Program Information

  • Shipment A: February 2
  • Shipment B: July 27




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