Two Parallel Necks Claisen Adapter, 19/26 Socket and 24/29 Cone, Borosilicate Glass Item Type_Microscope Teclu burner runs on natural

Teclu burner runs on natural gas with needle valve flame adjustment to produce a high-temperature

Used in finer coil winding and resistance-vs-length experiments

corrosion-resistant footprint on the laboratory bench

Square-topped wooden screw simple-machine model with a leverage block

Semi-stiff nylon bristle brush on a twisted stainless steel wire handle

Two Parallel Necks Claisen Adapter, 19/26 Socket and 24/29 Cone, Borosilicate Glass Item Type_Microscope Teclu burner runs on naturalClaisen adapter in heavy duty borosilicate glass features two parallel necks with 19 26 sockets for vacuum distillation and chemistry procedures.