"STEM kits"

Polypropylene separatory funnels have a screw cap and key stopcock fitted with a self-lubricating PTFE plug.

Graduated Squibb separating funnel made of borosilicate glass with a 500 ml capacity, equipped with a 24/29 plastic stopper and glass key stopcock, enabling precise separation and extraction techniques in laboratory experiments.

Büchner funnels with straight sides and fixed perforated plates made of glazed porcelain.

Stout-walled Thistle Tube Funnels for the delivery of liquid to an existing system or apparatus.