263-Piece Advanced VSEPR Molecular Model Kit Subcategory_Lab Burners Standard rheostat with oxidized constantan

Standard rheostat with oxidized constantan winding on a vitreous-enameled steel tube and a heavy-duty sliding contact

sized for compact precision-resistor windings and thermocouple junctions in student-built apparatus

Built on a leveled cast-iron base with a dual-angle polymer top

Heat-resistant-insulated 12V 50W immersion heater sized for metal block calorimeters

263-Piece Advanced VSEPR Molecular Model Kit Subcategory_Lab Burners Standard rheostat with oxidized constantanTwo hundred sixty three piece advanced VSEPR kit with multifaceted atom pieces for trigonal planar, tetrahedral, bent, and pyramidal geometries, plus 2 dot orbital joints in a fitted storage case.