4 mL (2 mL min.) Whole blood from 1 metal free Royal Blue Top (K2EDTA) tube available from TrueMedix. Ship refrigerated. DO NOT FREEZE. Use powderless gloves during specimen collection. If Gadolinium or Iodine containing contrast media has been administered, the specimen should not be collected for 96 hours.
AAS with Zeeman correction
1 day
If Gadolinium or Iodine containing contrast media has been administered, specimen should not be collected for 96 hours.