365987 BD. BD MICROTAINER® BLOOD COLLECTION TUBES. Tube, PST™ Amber, Microgard™ Closure, Lithium Heparin, 50/pk, 4 pk/cs (Continental US Only) (CS)

365987 BD. BD MICROTAINER® BLOOD COLLECTION TUBES. Tube, PST™ Amber, Microgard™ Closure, Lithium Heparin, 50/pk, 4 pk/cs (Continental US Only) (CS). Wide-mouth pathway of flo-top collector permits capillary blood to flow freely into tube, minimizing chance of premature clotting in collection top. The unique ”twist-assist” MICROGARD™ closure significantly reduces blood splatter upon removal, in comparison with other tube closures. 200-400 micro-liter capacity. Made of break-resistant plastic.