Updated Test

Effective Date

08/29/2022

Updated Test

POTASSIUM RBC

Notes

QSJC – 3382: Add labels for LAV EDTA, Stability changes

Specimen Information

Collect

Previous:Updated To:
Green sodium heparin AND Lavender EDTA

Specimen Preparation

Previous:Updated To:
Send 4.0 mL whole blood in a screw capped plastic vial or in original collection tube, AND whole blood collected in Lavender EDTA tube. Both samples must be received for testing.

Stability

Previous:Updated To:
Green sodium or lithium heparin
Room temperature: 72 hours
Refrigerated: 72 hours
Frozen: Unacceptable
 
 
Lavender EDTA
Room temperature: 48 hours
Refrigerated: 48 hours
Frozen: Unacceptable