Complement C3, Third Component of Complement
Serum or Plasma
Minimum 1 ml blood
Red Top (No Additive)
Serum gel barrier is acceptable.
0.2 ml serum or heparized plasma
0.1 ml serum or heparinized plasma
Centrifuge, separate serum or plasma from cells within 2 hours of collection. Give to Chemistry.
NOTE: For smaller infants, 0.6 ml microtainer is acceptable