Design of funnel permits addition of solvents to flash chromatography columns without disturbing the silica-gel/packing layer. Lower end of the funnel is closed and the stem has a series of small holes through which the solvent drains. Top of the ...

The conical funnel shape is very useful for preparation work, to concentrate crystal residue for re-washing. The angle of the funnel body facilitates the removal of a precipitate. Available in coarse, medium, and fine porosities Made from borosili...

Molded to an accurate 60 angle for ease in fitting filter paper Beaded rim for mechanical strength Long stem, which is constructed of heavy wall tubing high resistance to chemical attack and mechanical and thermal shock 

Designed for micro work, Filling burets, manometers, and small bottles.  

For use in the sugar industries - These plain funnels are made of borosilicate glass - Heavy Wall with bottom ground flat - Opening diameter: 6mm