Phlebotomy Order of Draw / Blood Collection Technique Order of Draw

Nowadays the order of blood draw established by the international guidelines is postulated to avoid cross-contamination between different additives contained in blood collection tubes, and it is as follows: blood culture bottle, non-additive tube, coagulation tube, clot activator, serum separator tube, sodium heparin, plasma separator tube, ethylenediaminetetraacetic acid (EDTA), blood tube, and oxalate/fluoride.