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Labcorp Oklahoma, Inc.
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Beta-2-Microglobulin, Serum

Order Name BETA2 M S
Test Number: 2005800
Revision Date 04/26/2021
Test Name Methodology LOINC Code
Beta-2-Microglobulin, Serum
Immunoturbidimetry 1952-1 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Serum Clot Activator (Red Top, No-Gel) Refrigerated
Alternate 1 1 mL (0.5) Serum Clot Activator SST Refrigerated
Alternate 2 1 mL (0.5) Plasma EDTA (Lavender Top) Refrigerated
Instructions Hemolyzed specimens are not acceptable. Overnight fasting is preferred.
Stability: Ambient 24hour, Refrigerated 7 days, Frozen 1 year
GENERAL INFORMATION
Testing Schedule Mon - Fri 
Expected TAT 2-3 Days  
CPT Code(s) 82232
Lab Section Chemistry