Precision Borosilicate Crown Glass Prism, 32 x 32mm, R=1.51 Lab Supplies_Lab Burner Accessories Wooden handle supports a 12-inch

Wooden handle supports a 12-inch bristle cleaning brush for scrubbing general glassware

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

the shared mass isolating volume and density as the distinguishing variables across metals and polymers

packaged in a wooden storage box

Precision Borosilicate Crown Glass Prism, 32 x 32mm, R=1.51 Lab Supplies_Lab Burner Accessories Wooden handle supports a 12-inchBorosilicate crown glass prism with refractive index 1. 51 at 32 by 32mm, the optical grade crown body producing low dispersion baseline measurements in refraction comparison studies.