Overhead Projector, 250 x 250mm Platform Diameter_250mm Polypropylene pipette stand accepts 28

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

Universal silicon collet is provided to accept firmly all standard pipettes up to 50 ml comfortable grip

Corrosion-resistant copper British-pattern rain gauge with a weather-grade body

sized to keep electromagnetism demonstrations running when the original coils wear out

Overhead Projector, 250 x 250mm Platform Diameter_250mm Polypropylene pipette stand accepts 28Classroom overhead projector with 250 x 250mm transparency platform projects handwritten and printed materials onto a wall or screen for group instruction.