Description

Dual-screw adjustment on a heavy-duty spring-loaded three-finger jaw opens to 2

25-inch base raises a magnetic needle to a 4

Snap-apart 2-inch ceramic bar magnets in a 10-pack

Used to draw electrons from glass and ebonite rods during rubbing

Half Ebonite / Half Brass Friction Rod, 0.5 x 12" Lab Supplies_Filtering Supplies Dual-screw adjustment on a heavy-dutyTwelve inch friction rod machined half from ebonite and half from brass, generating opposite charges along its length to compare negative and positive triboelectric behavior side by side.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

Half Ebonite / Half Brass Friction Rod, 0.5 x 12" Lab Supplies_Filtering Supplies Dual-screw adjustment on a heavy-duty

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