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Rheumatoid Factor, Quantitative - Blood

Source Blood
Mnemonic RF
Specimen Requirements

1 x 3 mL light green (mint) top PST tube.  Gold top SST tube also acceptable.

0.5 mL plasma or serum

Minimum Whole Blood Volumes for Microcollections

Specimen Handling
Additional Information
Testing Location Chemistry-DSC
Testing Frequency Weekdays
Alternate Name(s)
Reference Interval  0-20.0 kU/L