501-8 Electroscope with Pith Balls
A visible demonstration of electrostatic activity is achieved with this unit. The electrostatic balls are suspended on a hook attached to a plastic base. When a static change is brought near the balls, they react to the electrical charge.
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501-9 Electroscope
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Post Code 315 000
Tel: 86-574-8732 1938
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sales@superascientific.com
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