US$ 17.95
Designed to make electric field lines visible
Optically-worked glass double convex lens with a 150mm focal length and 1
and plano-concave geometries for safer student-station optics
Compares liquid-expansion rates by suspending five removable glass bulbs-and-tubes in a shared heated water trough
8.25" Triangular Lab Tripod, Zinc-Plated, 4.75" Top Subject_Zoology Designed to make electric fieldDesigned for Bunsen burner support, this zinc plated cast iron triangular tripod stands 8. 25 inches tall with a 4. 75 inch top for stable heating of beakers and evaporating dishes.
US$ 17.95
US$ 17.95
US$ 17.95
US$ 17.95
US$ 17.95
US$ 17.95