Nalgene Fluid-Transfer Polypropylene Closure, 70 mm (Case of 6)

Use this 70-mm closure with 500-, 1000-, 2000- and 3000-ml NALGENE Mason jars (Cat. No. 2115) for fluid transfer in the lab or field, or with NALGENE straight-sided jars (Cat. Nos. 2116, 2117, 2118, and 2119) with 70mm closures. Containers sold separately. Use for siphoning, evacuation, bleeding of fluid lines, collecting samples, transferring reagents. Two vent tubes, molded into top of closure, connect to external fluid source and to vacuum or pressure pump with 1/4-in. I.D. flexible tubing, e.g. NALGENE 180. Caution: Not designed for use under full vacuum or high pressure. Vacuum limit: 5 in. (127 mm) Hg; pressure limit: 2 psig (.137 bar).