· Squibb-type with Standard Taper joint and stopcock
· Plain stem, but may be used with a 179800 adapter. Note stem diameter for a proper fit when using this adapter
· Replacement stoppers are 850100 series
· 636010 series is supplied without a stopper
· Plug is 801001
· Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements