Lab comparison
Protein Electrophoresis, Serum: Quest vs LabCorp vs BioReference, tube, code & requirements
. This page shows collection requirements for all three major reference labs in one view, so you don’t have to cross-check three portals.
Always verify against your lab’s current collection manual before drawing.
Every value on this page is verified by a nurse practitioner in active clinical practice, not scraped from an automated source.
| Requirement | Quest Diagnostics | LabCorp | BioReference |
|---|---|---|---|
| Test code | 747 | 001487 | 0085-1 |
| Primary tube | Transport tube | Red-top tube or gel-barrier tube | SST Tube |
| Specimen type | Serum | 2 mL SST Tube | |
| Patient prep | Overnight fasting is preferred | Overnight fasting is preferred | Overnight fasting is preferred |
| Minimum volume | Minimum volume 1.5 mL | Minimum Volume 1 mL (Note: This volume does not allow for repeat testing.) | Qty 1 |
Frequently asked questions
What is the Quest Diagnostics order code for Protein Electrophoresis, Serum?
The Quest Diagnostics order code for Protein Electrophoresis, Serum is 747.
What tube color does LabCorp use for Protein Electrophoresis, Serum?
LabCorp uses a Red-top tube or gel-barrier tube for Protein Electrophoresis, Serum.
Does Protein Electrophoresis, Serum require fasting?
Protein Electrophoresis, Serum patient prep: Overnight fasting is preferred. Always confirm with the ordering lab before the draw.
Data provenance
Source: Quest Diagnostics specimen collection manual, LabCorp directory of services, and BioReference laboratory collection guide.
Verified by: a licensed nurse practitioner in active clinical practice. Values are reviewed against each lab’s published collection requirements. Always confirm against your lab’s current manual before drawing.
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