Which anticoagulant is used when blood is sent for blood culture-
Blood culture media contain 0.03% SPS (Sodium polyenathol sulfonate), a polyanionic anticoagulant which additionally inhibits complement and lysozyme activity. It inactivates inhibitory substances which are present in blood.
Sodium citrate
EDTA
Oxalate
SPS
General Microbiology Pa 1 (History, Microscopy, Stains and Structure and Physiology of Bacteria)