Sign in →

Test Code ALB Albumin, Plasma

Specimen Type

Preferred: Plasma

Acceptable: Serum


Preferred: Lithium Heparin (Mint Green or Dark Green)

Acceptable: Serum (Red Top tube or Gold SST)

Preferred Volume

5 mL

Offsite Collection Instructions

1. Serum and plasma tubes should be centrifuged and aliquoted within 2 hours of collection.

2. Aliquoted samples could either be room temperature at 15-25°C or refrigerated at 2-8°C prior and during transportation.

3. If above criteria are not met, specimen will be rejected.



Turnaround Time

4 hours

STAT Availability

Not Available

Test Usage

The determination of albumin allows monitoring of a controlled patient dietary supplementation, and serves also as a good test of liver function.

Test Methodology

Endpoint Colorimetric (Bromcresol green)

CPT Code


Minimum Volume

2 mL

Critical Results


Reference Range

3.5 – 5.0 g/dL

Fee Code


UCMC Collection Instruction

1. Samples need to be received in the lab within 2 hours of collection at room temperature.

2. Greater than 2 hours must be refrigerated at 2-8°C.

3. If the specimen cannot be sent to the lab within 6 hours of collection, it must be spun, aliquoted and refrigerated at 2-8°C.

4. All unspun specimens greater than 6 hours will be rejected.  

5. If above criteria are not met, specimen will be rejected.


Test Includes

Quantitative determination of albumin in plasma