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Test Code B2M Beta-2-Microglobulin, serum

Additional Codes

Epic Ordering Code LAB49
NBS code LBC00123
Service code 31866

Specimen Requirements

Submit the following:

Container:
Red Top

Processing Requirements

Allow specimen to clot for 30 mins and centrifuge within 2 hours

Specimen type: Serum

Volume: 0.5mL

Specimen Stability

Specimen Type Serum
Ambient Not available
Refrigerate 8 days
Frozen 6 months

Specimen Condition

Gross Haemolysis Alert/Reject
Icterus OK
Lipaemia OK
Others Not applicable

Methodology

Immunoturbidimetry

Days and Times Performed

Tuesday, TAT 8 days

Reference Interval

970 – 2,640 ug/L

Testing Laboratory

National University Hospital

Clinical Chemistry, 67724346

Useful For

Management of multiple myeloma and lymphoma.

Increased level is seen in renal insufficiency.

Update

Last updated 16/07/2026

LOINC Code Information

1952-1

Alias

Beta Microglobulin