Description
Hard vulcanized ebonite rod that takes on a strong negative charge when rubbed with fur
Built to excite gas atoms inside spectrum tubes
fanning apart visibly when a charged rod approaches to demonstrate electrostatic repulsion and induction
running battery-free for direct room-condition reads
Silicon Tubing, 4 x 1mm Lab Supplies_Rubber Tubing Hard vulcanized ebonite rod thatSmooth bore silicon rubber tubing measuring 4 mm outer by 1 mm inner, flexible for tight routing and autoclavable for reuse across laboratory fluid transfer applications.
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
