Test Code MG Magnesium

Performing Laboratory

Hunterdon Medical Center Laboratory

Specimen Required

Container/Tube
Acceptable	PST (Li Hep) Gel- Mint Green Top
Acceptable	SST
Specimen Volume	3.0mL
Minimum Volume	1.0mL

Specimen Type

Plasma/Serum

Specimen Transport Temperature

Ambient

Specimen Stability

Specimen	Temperature	Time Frame
Plasma	Refrigerated 2-8°C	7 days
Serum-gel tube	Refrigerated 2-8°C	7 days

Day(s) Test Set up

Monday through Sunday

Available STAT

Reference Values

1.6-2.6 mg/dL

Methodology

Colorimetric endpoint.

CPT Code

83735

Loinc Code

19123-9