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Test Code SQ C4, EPIC LAB151 C4 Complement, Serum



Performing Laboratory

Meriter Laboratories

Specimen Requirements

Specimen Type: Serum

Container/Tube: Serum gel

Specimen Volume: 1 mL

Collection Instructions: Avoid hemolyzed, lipemic, or turbid specimen.

Specimen Transport Temperature


Reference Values

≤ 1 month: 7-25 mg/dL

1-3 months: 9-30 mg/dL

≥ 4 months: 10-40 mg/dL 

Specimen Requirements Additional Information

Specimen Stability:

Serum is stable at ambient temperature (15o C-25o C) for 2 days , refrigerated (2o C-8o C) for 8 days, and frozen (≤-15o C) for 3 months.

Reporting Title

C4 Complement

Day(s) Test Set Up

Monday, Thursday

Test Classification and CPT Coding