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Phosphorus, Inorganic, Plasma or Serum
Test Code2072
Alias/See Also
Phosphorous; Phosphate, Serum or Plasma
Preferred Specimen
One 4 mL plasma separator tube or serum separator tube. Also acceptable: one 4 mL green (sodium or lithium heparin), or lavender (EDTA), or pink (K2EDTA).
Minimum Volume
1 mL plasma or serum at 2-8°C. (Min: 0.2 mL) Submit specimen in an ARUP Standard Transport Tube.
Transport Temperature
1 mL plasma or serum at 2-8°C. (Min: 0.2 mL) Submit specimen in an ARUP Standard Transport Tube.
Specimen Stability
After separation from cells: Ambient: 8 hours; Refrigerated: 1 week; Frozen: 1 year
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolyzed specimens. Specimens collected in sodium fluoride/potassium oxalate, citrate.
Methodology
Spectrophotometry
Setup Schedule
Sun-Sat
Report Available
Within 24 hours
Limitations
Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP.
