Supplied with a Standard Taper ground glass stopper and a totally autoclavable PTFE stopcock plug

·         Lower stems have an ID large enough so that a column of liquid will "break" with the stopcock closed, thereby giving a more complete separation and eliminating the necessity of emptying the funnel

·         Replacement stopper is 850100

·         Designed from ASTM Specification E1096, Type IV requirements

·         Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements