Analytes
BC40 External quality assurance services for 12 monthly tests of 12 urine chemistry analytes for peer group result comparison (12 x 10 mL)
BC45 External quality assurance services for 12 monthly tests of 24 urine chemistry analytes for peer group result comparison (12 x 10 mL)
QC40 External quality assurance services for monthly tests of urine chemistry analytes; specimen only (12 x 10 mL)
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