Hand-Crank Centrifuge, 4 Tubes Subject_Physical Science Polypropylene pipette stand accepts 28

Polypropylene pipette stand accepts 28 pipettes with adjustable spacing to accommodate varied diameters in organized bench-top storage

the 90-45-45-degree geometry serving as a precision turning element for total internal reflection and beam-redirection in introductory optics

and commutator assemblies for direct observation of each component

sized for beginner circuit and physics labs

Hand-Crank Centrifuge, 4 Tubes Subject_Physical Science Polypropylene pipette stand accepts 28Hand cranked for field use and low cost classrooms, this die cast single speed centrifuge spins four 15 mL tubes for basic demonstrations of centrifugal separation.