US$ 18.85
the standard low-end Ohm's-law value used in current-limiting and voltage-divider work
Magnetic base anchors the metal-cased unit to benches and steel boards
and crystal specimen examination under polarized light
the wooden storage box housing the slimmer-format optics shapes for ray-box-friendly experiments
Neck diameter measures approximate 1
14 x 10" Aluminum Dissection Tray, No Wax Biology_Microscopy the standard low-end Ohm's-law valueLarger format aluminum dissection tray accommodates mid size specimens across zoology, anatomy, and comparative biology dissection coursework.
US$ 18.85
US$ 845.00
US$ 1975.60
US$ 27.58
US$ 18.85
US$ 12.00
US$ 100.17