DWK Wheaton 500 mL Flask, 20-400 Thds (MTO)

DWK Wheaton 500 mL Flask, 20-400 Threads, This unit is designed for the concentration of trace amounts of analytes in an organic solvent prior to analysis. Wheaton Connections, eliminate the hooks, springs and clamps common to standard ground joint designs. The complete unit consists of 215 mm three-ball Snyder column, 500 mL flask, 10 mL receiving vessel, and two Wheaton Connections, All threads are 20-400. All wetted parts are manufactured from either Wheaton 33 low extractable borosilicate glass that conforms to USP Type I and ASTM E-438 Type I, Class A requirements or PTFE. (This item is MTO, cannot be canceled, or returned.) - WTN