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Test Code PEPH Protein Electrophoresis, Serum, LAB119

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements


Preferred: Gold-top serum gel tube or plain, red-top tube

Specimen Volume: 0.1 mL of serum, allow specimens to completely clot before centrifugation

Stability: Refrigerate samples (2 to 8 °C) for 7 days or keep frozen for up to 1 month.

Collection Instructions: Hemolyzed specimens are not acceptable.



Reference Values

Albumin: 60-72%

Alpha-1-globulin: 1.6-3.3%

Alpha-2-globulin: 6.9-11.8%

Beta-globulin: 8.1-11.1%

Gamma-globulin: 7.3-17.2%

Useful For

The electrophoretic separation of serum or urine proteins is a screening procedure that aids in the diagnosis of pathophysiologic states associated with changes in protein quantity and molecular nature.

Day(s) Test Set Up

Monday through Friday


Agarose Gel Electrophoresis

Test Classification and CPT Coding