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HelpTest Code PHOS Phosphorus Level
Cerner Test Code
PHOS
Acceptable Collection Tube(s) or Specimen
Preferred: GRN PST
Acceptable: Gold SST or Red Top
Specimen Draw Volume
Volume: 1.0 mL
Minimum Volume: 0.5 mL
Processing Instructions
Draw in a Green PST, centrifuge, and refrigerate.
Stability
Stability: Refrigerated 2 days, Frozen 2 months
Performed Test Frequency
Everyday
CPT(s)
84100
Methodology
Phosphomolybdate
Performing Location
MercyOne Des Moines Laboratory, Chemistry
Rejection Criteria
Rejection criteria: Gross hemolysis