Conical Centrifuge Tube with Beaded Rim, 50mL, 5.25 inch, Borosilicate Glass Subcategory_Alternative Energy the balanced position locating the

the balanced position locating the photometric midpoint between two unequal light sources

Cast-metal base mounts a heavy-duty electromagnet-driven fork at ~80Hz

Copper-block plug key switch with two 4mm terminals and a removable plastic-guarded plug

Louis open frame

this handle-fitted bicycle wheel lets students feel torque resistance in a spinning mass

Conical Centrifuge Tube with Beaded Rim, 50mL, 5.25 inch, Borosilicate Glass Subcategory_Alternative Energy the balanced position locating theConical centrifuge tube in borosilicate 3. 3 glass holds 50mL with beaded rim measuring 5. 2 inches for cell separation and sample processing.