HBSAG; HBsAG confirmation; Hepatitis B surface antigen
Serum or Plasma
Other Reference Test
3-5 mL Blood
Plasma collected in an EDTA (lavender-top) tube is also acceptable. Order this assay only when a specimen is repeatedly reactive for Hepatitis B Surface Antigen.
Room Temp: Unacceptable; Refrigerated: 1 Week; Frozen: Indefinte (Avoid repeated/thaw cycles)
Heeparinized plasma; Specimens containing particulate material or obvious microbial contamination; Heat-inactivated; serverly hemolyzed; lipemic specimens
2.5 mL Serum or Plasma
1.5 mL Serum or Plasma
Separate serum or plasma from cells asap or within 2 hours of collection. Transfer serum/plasma to a standard transport tube. Complete ARUP requisition and submit with specimen refrigerated or frozen. Call Apollo Courier Service for pick up Monday-Friday.