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Blood Collection

Blood Collection Tubes

Stopper ColorAdditive and Test Type
Yellow Sodium polyanetholsulfonate; Blood cultures
Light Blue Sodium citrate; Coagulation studies
Red Clot activator (silicone coated); Blood chemistries, HIV/AIDS antibody, viral studies, and serologic tests
Gold or red/gray Clot activator (silicone serum separator); Tests requiring blood serum, routine blood donor screening, and infectious disease testing
Green Heparin; Electrolyte studies and arterial blood gases
Lavender Ethylenediaminetetraacetic acid (EDTA) (anticoagulant); Hematology studies
Gray Potassium oxalate or sodium fluoride (anticoagulant); Blood glucose
Created by: Hope1snotlost