Test directory: Folate, Serum and RBC print test Ordering Code 578 Test Name Folate, Serum and RBC Alias Folic Acid, Tetrahydrofolate, Pteroylglutamic Acid for RBC andSerum Preferred Specimen Whole Blood, EDTA, K2 AND Serum Preferred Container 1 L (EDTA - Lavender Top) 1 SS (Serum/Separator - Red/Grey or Gold) Optimum Volume Whole Blood, EDTA, K2: 3 mL AND Serum: 1 mL Handling Instructions Foil specimens to protect from light. Transport Requirements Oahu: Refrigerated Airline: Frozen Specimen Stability Whole Blood for RBC Folate: Ambient: 3 Days, Refrigerated: 3Days, Frozen: 30 DaysSerum for Serum Folate: Ambient: 2 Hours, Refrigerated: 2 Days,Frozen: 1 Month Avail. Stat NO Analytic Time 7 Days Reference Lab Quest Diagnostic Lab-NI
