volume 1.5 mL, CD (Center Draining) Vial, clear glass vial, natural PTFE/silicone septa, thread for 9 mm, pkg of 100 ea. Expand. Hide. 29656-U. volume 1.5 mL, CD (Center Draining) Vial, clear glass vial, natural PTFE/silicone septa (with slit), thread for 9 mm, pkg of 100 ea. Expand.