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Test Code BLOD0627 Rheumatoid Factor Quantitative, Plasma or Serum



Performing Laboratory

Bozeman Health Laboratory Services

Specimen Requirements

Specimen Type: Plasma or serum
Container/Tube: Light-green top (lithium heparin gel), red top, or gold top
Specimen Volume: 1 mL
Specimen Minimum Volume: 0.5 mL

Collection Instructions: Label specimen as plasma or serum.

Specimen Transport Temperature


Specimen Stability


Specimen Type Temperature Time
Serum Refrigerated 7 days
  Frozen 3 months

Note:  Freeze within 24 hours of collection. Specimen may be thawed only once.

Reference Values

0-15 IU/mL

Day(s) Test Set Up

Monday through Friday

Test Classification and CPT Coding