| 6831539 | Buechner funnels 45 mm Ø, porcelain, diameter of holes 1.0 mm, overall height 67 mm, individually...
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| 6831540 | Buechner funnels 55 mm Ø, porcelain, diameter of holes 1.0 mm, overall height 94 mm, individually...
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| 6831541 | Buechner funnels 70 mm Ø, porcelain, diameter of holes 1.0 mm, overall height 99 mm, individually...
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| 6831542 | Buechner funnels 90 mm Ø, porcelain, diameter of holes 1.5 mm, overall height 111 mm,...
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| 6831543 | Buechner funnels 110 mm Ø, porcelain, diameter of holes 1.5 mm, overall height 132 mm,...
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| 6831544 | Buechner funnels 125 mm Ø, porcelain, diameter of holes 2.0 mm, overall height 137 mm,...
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| 6831545 | Buechner funnels 150 mm Ø, porcelain, diameter of holes 2.0 mm, overall height 150 mm,...
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| 6831546 | Buechner funnels 185 mm Ø, porcelain, diameter of holes 2.0 mm, overall height 191 mm,...
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