For Test Tubes These stoppers are designed to fit securely on all Globe tubes. Molded from polyethylene, they provide an airtight leak proof seal.
Most types are available in assorted colors for batch identification.
11mm - Polyethylene Cat. No. Description Qty. No. Description Qty. They maintain a tight closure during such procedures as agitation, centrifugation and refrigeration. The unique dual thumb tab facilitates effortless cap removal.