Adjustable Slit for Optical Bench Racks & Stands_Test Tube Racks and reproductive glands across a

and reproductive glands across a unified anatomical display

Five removable sections separate the enlarged ear into outer

Hand-painted arterial red and venous blue vessels trace the full systemic and pulmonary circulation across a mounted human figure for cardiovascular teaching

Reel of bare 18 SWG copper wire totaling roughly 80 feet by mass

autoclavable and thermal-shock resistant for precise measurement of gas volumes evolved during a reaction

Adjustable Slit for Optical Bench Racks & Stands_Test Tube Racks and reproductive glands across aVariable slit width on this optical bench attachment lets students vary the aperture of the source for diffraction, single slit interference, and spectral line work.