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Test Code ALB BF Body Fluid Albumin

Clinical System Name

Body Fluid Albumin

Sample Requirements

Specimen:  Body Fluid

Container(s): Sterile Screw-Capped Container, Sterile Screw-Capped Tube or Syringe

Preferred Vol: 0.5 mL

Minimum Vol: 0.25 mL body fluid


Note: Note type of body fluid on requisition. Abdominal, ascites, body, chest, pericardial, and peritoneal fluid is acceptable.  Aliquot 0.5 mL body fluid into a plastic bullet tube and centrifuge. Method is affected by hemolysis.

Processing Instructions

Reject due to: Age of Specimen, Incorrect specimen container

Spin: Y

Aliquot: Y

Temp: 2-8oC

Storage location: Core 5 Chemistry Refrigerator


Off-site collection: Note type of body fluid on requisition. Centrifuge 0.5 mL body fluid; transfer supernatant to plastic aliquot tube. Refrigerate 2-8oC.



Specimen Type Temperature Time
Body Fluid RT

≤ 7 D

Body Fluid 2-8oC

≤ 30 D

Body Fluid -20oC or -70oC

≤ 365 D



STAT Performed TAT
Y 24/7 1 H


Performing Laboratory

Seattle Children's Laboratory    


Department:  Core Chemistry

Phone Number: 206-987-2617

Reference Range

Reference ranges are not available for BF.


Method:  Colorimetric method by Vitros 4600

Analytical Volume:  0.02 mL supernatant + 0.03 mL dead space

CPT Codes