4-Prong Cork-Lined Retort Clamp with Boss Head, 90mm Capacity Light & Optics_Reflection & Refraction Twelve-slot natural wood buret rack

Twelve-slot natural wood buret rack organizes vertical buret storage and simultaneous titration setup in chemistry and analytical laboratory classrooms

gripping cylindrical items from 15 to 60 mm alongside an integrated boss head for retort rods

and resonance relationships

Convertible motor-generator running AC or DC in shunt or series wound configurations

sized for finer-gauge resistance demonstrations and small-scale heating elements where the heavier gauges would over-deliver current

4-Prong Cork-Lined Retort Clamp with Boss Head, 90mm Capacity Light & Optics_Reflection & Refraction Twelve-slot natural wood buret rackFour prong cork lined retort clamp with an integrated boss head, gripping objects up to 90 mm and mounting to support rods up to 15 mm for chemistry and physics setups.