Hoffman Voltameter with PTFE Stopcocks, Borosilicate Glass Subcategory_Specific Gravity Bottles and accessories for quantitative force

and accessories for quantitative force and friction studies on adjustable inclined surfaces

5 newtons for measuring small forces during spring-law and tension-force classroom investigations

the f/3 curvature stretching the focal throw for demos that need the focal point set comfortably beyond the mirror face

supplied with 1

Hoffman Voltameter with PTFE Stopcocks, Borosilicate Glass Subcategory_Specific Gravity Bottles and accessories for quantitative forceBorosilicate glass Hoffman electrolysis apparatus fitted with chemical resistant PTFE stopcocks, two 50mL graduated outer tubes, a 200mL bulb, plus platinum and carbon electrode sets.