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"STEM kits"
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Thistle Tube Polypropylene Funnel, Bel-Art
This unbreakable plastic thistle tube is ideal for the high school laboratory. It has a two piece construction with the stem tightly fitting into the funnel. Stem O.D.: 6mm. Length: 290mm. Package of 12.
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58° Kimax Short Stem Funnels, DWK Life Sciences
A rugged borosilicate funnel with stem length approximately equal to funnel diameter. These funnels have a 58° angle. Top dia.: 65mm. Filter size: 11cm. Package of 12.
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60° Borosilicate Long Stem Funnels, Corning
Quality, heavy walled borosilicate funnels with reinforced edge. The inside angle is approximately 60° and the stem length is 150 mm.
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Large Utility Funnels, Hutzler
These large utility funnels will withstand temperatures up to 250°F (121°C).
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Flint Glass Thistle Tubes, G.S.C International
Medium weight with wide flared top.
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Funnels with Standard Stems, United Scientific Supplies
These clear funnels have long stems, smooth walls, and external ribs to prevent air lock.
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Industrial Funnels, United Scientific Supplies
Large industrial funnels made of polypropylene.
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Eisco Glass Thistle Tube Funnels
Stout-walled Thistle Tube Funnels for the delivery of liquid to an existing system or apparatus.
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Eisco Glass Büchner Funnels with Jointed Stem
Büchner funnels with jointed stem and G3 porosity sintered disc made of borosilicate 3.3 glass.