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Test Code ALB Albumin LAB45

Test Method

Bromcresol Purple Timed Endpoint; Beckman


Testing is performed Monday through Sunday.

Routine orders: Typically completed within 4 hours.

Expedite orders: Typically completed within 1 hour after the
specimen arrives at the testing site.

STAT orders: Typically completed within 30 minutes after
the specimen arrives at the testing site.

Useful For

Plasma or serum levels of albumin are frequently used to assess
nutritional status.

Specimen Requirement

0.5 mL lithium heparin plasma or serum is required.

CPT Code Information

82040 Chemistry: Albumin; serum, plasma or whole blood

Reference Values

3.3-5.2 gm/dL

LOINC Code Information

1751-7 Albumin [Mass/Volume] In Serum Or Plasma

Additional Specimen Collection Information

Collect blood in a lithium heparin, green-top or red-top tube.
PST and SST (gel tubes) are acceptable. Serum or plasma should
be separated from contact with the cells within 2 hours of
collection. Specimens not centrifuged within 4 hours of collection
may be rejected. Refrigerate the specimen if unable to assay within
8 hours of collection.