Matching Pairs Order of Draw and additives Online version See title by Jennifer Goodson 1 SST (Serum Separator Tube) 2 EDTA 3 SST (Serum Separator Tube) 4 Sodium Heparin 5 SPS 6 Potassium Oxalate Sodium Fluoride 7 Glass = No Additive Plastic = Serum 8 Sodium Citrate 9 Lithium Heparin Gray Vacutainer Tube Blood Culture (Sterile Collection) Green Vacutainer Tube Lavender Vacutainer Tube Light Green Vacutainer Tube Light Blue Vacutainer Tube Red & Gray (Tiger Top) Vacutainer Tube Gold Vacutainer Tube Red Vacutainer Tube