Hexagonal Hollow Stopper with Round End, 19/26, Borosilicate Glass Activity Kits_Forensics Funnel has a 29/32 size

Funnel has a 29/32 size socket and includes an interchangeable plastic stopper

Fine focusing with rack and pinion mechanism

Pairs with a handheld vacuum pump to demonstrate atmospheric pressure through a metal can that collapses visibly once the internal air is evacuated

parent-offspring relationships

Highly-detailed digestive canal model isolates the GI tract from surrounding organs to expose mucosal and muscular layers along the full length of the canal

Hexagonal Hollow Stopper with Round End, 19/26, Borosilicate Glass Activity Kits_Forensics Funnel has a 29/32 sizeHexagonal hollow stopper in borosilicate 3. 3 glass features 19 26 cone with round end for sealing ground joint vessels and chemistry apparatus.