Microcentrifuge Tube Rack for 24 Tubes Category_Anatomy and Life Science this 28 SWG bare constantan

this 28 SWG bare constantan wire on a 125g reel holds resistance stable as the surrounding circuit heats up

housed in a vinyl-covered zinc steel case with a fold-out winding handle for field work

sized to accept a bell jar for atmospheric-pressure and vacuum demonstrations

a denser alternative to brass or aluminum for pendulum-period and simple-harmonic-motion work

Microcentrifuge Tube Rack for 24 Tubes Category_Anatomy and Life Science this 28 SWG bare constantanAutoclavable polycarbonate microcentrifuge rack holding 24 tubes up to 1. 5 mL, with numbered and lettered positions and a stacking design that locks against lateral movement.