Test Name
Magnesium, RBC
Alternate DescriptionIntracellular Magnesium
LIS CodeRBCMAG
AvailabilityTuesday - Saturday afternoon
Lab Section
Sendouts
Fluid TypeWhole Blood
Container Whole Blood Required
1 mL whole blood - Lavender (EDTA) tube
Summary Test NameMagnesium, RBC
Specimen Preparation OutreachRefrigerate until courier pickup
Specimen Stability7 days if refrigerated
Minimum Volume0.5 mL lavender top tube
Specimen TransportRefrigerate
Specimen Preparation In HouseRefrigerate until analysis
Test Turnaround Time Routines And StatsReport available: 4 days
Reference ValueMale/Female and all ages the same: 4.0-6.4 mg/dL, detection limit: 0.1 mg/dL