Citric Acid, Serum
Collect SST/2.0 mL serum, after 30 minutes of clotting promptly centrifuge and send refrigerated.
Alternate sample: Lavender EDTA or sodium heparin. Plasma must be poured off before sending if alternate sample is drawn.
Enzymatic • Spectrophotometry (SP)
Room temp: 8 hours, Refrigerated: 17 days, Frozen: 17 days
By Report *
2-9 days set up Tuesday a.m.