Test Code 62871298 Phosphorus Level
Performing Laboratory
Torrance Memorial Laboratories
Specimen Requirements
Submit only 1 of the following specimens:
Hospital Preferred Specimen Type: Plasma
Container/Tube: Lithium heparin gel
Outreach Preferred Specimen Type: Serum
Container/Tube: Serum gel
Spin Instructions:
Serum gel: Allow to sit for 30 minutes prior to spinning. Spin within 2 hours of collection.
Heparin plasma: Spin within 45 minutes of
collection.
Also acceptable: Red top tube
Specimen Transport Temperature
Ambient
Storage Temp Stability:
Room Temperature: 24 hours
Refrigerated Temperature: 4 days
Methodology
Spectrophotometry
Reference Range
New reference range effective 6/22/2021
2.3 - 4.7 mg/dL
Day(s) Test Set up/TAT
Performed:
Daily
Available STAT
TAT:
STAT: <1 hr
Routine: < 4 hrs
Aliases
None
CPT Code
84100