Sterlitech Filter Flasks, Funnel Adapters and Stoppers

• Borosilicate filter flasks and silicone rubber stoppers are compatible with Sterlitech filter holders.
• Use flasks to collect filtrate or to act as a trap to prevent liquid from damaging pump or vacuum line.
• Flasks with ground glass joint fit holders with female joint (GFA, P/FC 2)

Ordering Information:

Borosilicate Glass Filter Flasks
Volume	Opening	Part Number	Price
125 ml	Fits #5 stopper or funnel adapter	311230	$36.48
1 L	Fits #8 stopper or funnel adapter	311430	$80.03
2 L	Fits #9 stopper or funnel adapter	311431	$148.17
250 ml	19/22 male joint (ground glass)	311225	$81.11
1 L	40/35 male joint (ground glass)	311425	$99.50
2 L	40/35 male joint (ground glass)	311426	$128.70

Stoppers

• #5 and #8b stoppers adapt 13 and 25mm filter holders to 125 ml (#5) and 1 L (#8b) flasks.
• #8 stopper fits 47 and 90mm filter holders to the 1 L flask.

Silicone Rubber Stoppers
Size	Part Number	Price
#5	311004	$6.49
#8b	311008	$8.65
#8	311404	$7.57

Funnel Adapters

• Can be used for snug fit with porcelain Buchner funnels and/or glass filter flasks when rubber stoppers are not feasible.
• Easily removed for cleaning and very economical to use. 
• Easy to move from one filter flask to another.  Larger or smaller.

Funnel Adapters
Part Number	Price
311409	$28.12

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