US$ 17.90
precision-machined for long-term weight stability in physics labs
Pairs a 20° apex with two 80° base angles on a glass wedge prism
Acrylic double-convex lens at 89mm with one clear face and one frosted
and pyramidal geometries
running battery-free for direct room-condition reads
Class B Straight-Bore Burette with PTFE Stopcock, 25mL, Borosilicate Glass Subcategory_Energy Transfer precision-machined for long-term weight stabilityClass B burette in borosilicate glass holds 25mL with straight bore PTFE stopcock for titration and volumetric analysis applications.
US$ 17.90
US$ 17.90
US$ 15.90
US$ 11.90
US$ 11.90