Rapid ECH0468 Funnel Holder - Separatory. This non-corrosive separatory funnel holder, moulded in polypropylene, has a front opening which provides clear view of the solution and allows unobstructed placement of separating funnels. Two tapered wedges are provided to ensure firm grip on rods with a dia. 0.5" or 0.375". Apparatus measures 6" in total length, 3.75" wide and 2" in height.