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Magnesium

Methodology

Ortho Vitros 7600, Intergrated System, Colormetric 

Performing Laboratory

Heart of the Rockies Regional Medical Center

Specimen Requirements

Specimen Type: Serum/plasma

Container/Tube:

Serum: Yellow top

Plasma: Light-green top

Specimen Volume: 1 mL

Specimen Transport Temperature

Ambient/Refrigerate/Frozen

Reference Values

1.6-2.3 mg/dL (serum)

Critical value: <1.0 mg/dL or >3.0 mg/dL

Day(s) Test Set Up

All

Test Classification and CPT Coding

83735