Filtering Flask, 250 ml

These 500 ml Home Science Tools filtering flasks are made of high-quality borosilicate glass that can be heated directly in an open flame.

These 1000 ml Home Science Tools filtering flasks are made of high-quality borosilicate glass that can be heated directly in an open flame.

This special set allows you to more quickly separate suspensions and mixtures using vacuum filtration.

You will always have the right size rubber stopper on hand with this 2 lb package of assorted solid, 1-hole and 2-hole stoppers ranging in size from #00 to #8. You get 60 stoppers total.

A Buchner funnel is used for vacuum filtration.

This 9 cm diameter filter paper is a good fit for a 90 mm Buchner funnel.

Get the high-quality glassware needed for organic chemistry vacuum distillation in one convenient kit! This starter set comes with round bottom flasks, a Graham condenser, a protective storage box, a distilling head & more.

These 250 ml glass Erlenmeyer flasks can be heated directly in an open flame. Essential for chemistry labs!

These #8 rubber stoppers are 33-41 mm diameter.

Florence or boiling flasks are designed to boil liquids in distillations and similar operations.