HookS Law Spring Set, Set Of Five Different Springs Constants, The Set Has Five Different Springs Constants For In Depth Investigation With Above HookS Law Apparatuses.
Ray box, simple, safe and sturdy source of projected light for many classic optics experiments, produces parallel convergent rays across a plane horizontal surface and the rays are intense enough to be traced in natural light. Built in solid aluminum extrusion casing, 100-240V 50/60 Hz
Simple distillation apparatus, made of borosilicate glass, with joint size 19/26, Comprised of a 500ml round bottom flask, a still head with thermometer support, a 300mm liebig condenser, a receiver adaptor, and three 19/26 joint clips