Premium Spectrum Tube Power Supply Subcategory_Molecular Models Life-size kidney model separates into

Life-size kidney model separates into two hemispheres exposing cortex

covering core dispersion and refraction shapes for ray-box optics work

Labeled-terminal 50-ohm resistance unit at 7

Student kit for constructing a working DC motor from component parts

Hand-painted 4-part human brain model separates into cortical hemispheres and brain-stem regions for lobed-anatomy teaching at introductory biology levels

Premium Spectrum Tube Power Supply Subcategory_Molecular Models Life-size kidney model separates intoBuilt to excite gas atoms inside spectrum tubes, this premium power supply drives atomic emission demonstrations that reveal each element's characteristic spectral lines.