BD Vacutainer® K2 EDTA Additive 3 mL Venous Blood Collection Tube - 367856Description Reference Number: 367856 Case of 1000 Tubes Features Closure helps to protect lab personnel from contact with blood on the stopper or around the outer rim of the tube, as well as from blood splattering upon opening the tube The rubber stopper is recessed inside the plastic shield, so any drops left by a blood collection needle remain isolated from potential contact K2 EDTA (spray dried), 5. 4mg