Double Extra Dense Flint Glass Prism, 1.25", R=1.71-1.74 Prong_3 Automatic self-zeroing burette with reservoir

Automatic self-zeroing burette with reservoir features 50mL capacity for titration procedures with hands-free refilling and precise volumetric analysis

Collisions kit with a 48-inch track

sized for large-scale demonstrations of elastic potential energy and simple harmonic motion

with side arms bent at right angles and formed into jets at their tips

Double Extra Dense Flint Glass Prism, 1.25", R=1.71-1.74 Prong_3 Automatic self-zeroing burette with reservoirDouble extra dense flint glass prism at 1. 25 inch sides with refractive index between 1. 71 and 1. 74, the heaviest leaded flint giving the strongest dispersion in the comparison kit.