Whole blood in one 6 mL royal blue tube (EDTA) (trace elements). Also acceptable: One 3 mL tan top tube (metal free), or lavender top tube (EDTA), but lavender will require redraw if results are elevated.
Handling:
Submit whole blood. Do not submit plasma.
Stability:
10 days refrigerated.
Standard Volume:
3 mL EDTA whole blood. (Pediatric: 1 mL EDTA whole blood.)
Minimum Volume:
0.4 mL EDTA whole blood. (Pediatric: 0.3 mL EDTA whole blood.)
Transport:
Refrigerated.
Comments:
This unit code is for pediatric patients as well as adults.