McKesson Brand - McKesson Tube Closure Polyethylene Flanged Plug Cap Blue 16 mm For Use with 16 mm Blood Drawing Tubes, Glass Test Tubes, Plastic Culture Tubes NonSterile [1000/BG]

16-millimeter flanged plug cap, polyethylene tube closures are an effective solution for recapping blood drawing tubes, glass test tubes or plastic culture tubes.. Blue color helps you organize tubes using color coding.. Precision-molded to maintain a tight seal during centrifugation, agitation and refrigeration procedures..