Wooden Pipette Rack for 12 Pipettes, Horizontal, 8.75" Pack Size_8 Large-wheel pulley mounted on a

Large-wheel pulley mounted on a universal clamp for attachment to retort rods or support stands

this universal clamp holder accepts rods up to 20 mm in diameter and bolts securely to retort stands for oversized load support

Small 4-inch solar cell on a 4mm-terminal panel

dramatizing Coulomb repulsion and charge distribution on conductors

the candy-bar form letting students break each piece into smaller magnets that retain their own north and south poles

Wooden Pipette Rack for 12 Pipettes, Horizontal, 8.75" Pack Size_8 Large-wheel pulley mounted on aPolished wood pipette rack holds 12 pipettes horizontally in an 8. 75 inch frame for bench storage between uses in teaching chemistry and biology labs.