Two Parallel Necks Multiple Adapter, 19/26 Socket and 34/35 Cone, Borosilicate Glass Subcategory_Reagent Bottles Stabilizer-free Bunsen burner runs on

Stabilizer-free Bunsen burner runs on natural gas for routine heating in chemistry and biology classroom laboratories

separation

Six-slot polished wood rack with integrated draining pins holds 25mm test tubes and supports post-wash inversion drying in teaching chemistry labs

Dual-range 1V and 5V multiplier for galvanometer conversion

Proves horizontal velocity does not affect vertical fall time through a push-button launcher that simultaneously projects one steel ball and releases another

Two Parallel Necks Multiple Adapter, 19/26 Socket and 34/35 Cone, Borosilicate Glass Subcategory_Reagent Bottles Stabilizer-free Bunsen burner runs onMultiple adapter in heavy duty borosilicate glass features two parallel necks with 19 26 sockets for connecting multiple components in apparatus.