"STEM kits"
VWR® Long Stem Glass Funnels
Quality, heavy-walled borosilicate funnels with reinforced edge.
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Funnel Sets
Each set includes three funnels of different sizes. Small funnels are made of polypropylene; large funnels are made of polyethylene. Sizes in small funnel set: 60 mm top dia. x 20 mm stem, 80 mm top dia. x 22 mm stem, 110 mm top dia. x 36 mm stem. Sizes in large set: 127 mm top dia. x 45 mm stem, 160 mm top dia. x 50 mm stem, 200 mm top dia. x 60 mm stem.
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Polypropylene Short Stem Funnels, 60°, Bel-Art
The external ribbing on this funnel prevents air lock.
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Economy Short Stem Funnels, Hutzler
Funnels are made of durable plastic. Funnels of top inner diameter 70-108 are polypropylene and autoclavable. Funnels with top inner diameter of 127 and 165 are polyethylene and not autoclavable.
The 165 mm size has a wide stem for quick transfers.
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60° Polypropylene Standard Stem Funnels, United Scientific Supplies
These clear funnels have long stems, smooth walls, and external ribs to prevent air lock.
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Glass Buret Funnell, Montclare Scientific
For filling burets. Diameter: 35 mm; total length: 60 mm; outside diameter of stem: 6 mm.
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Utility Funnels, Set of 3, United Scientific
Useful for adding powder chemical to reaction vessels.
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Short Stem Funnels, G.S.C International
These funnels are made from borosilicate glass and have a short stem.