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Polypropylene sterile disposable syringes
Ideal for a variety of experiments in optics
Wipe clean fabric
Easily collapsible and transportable
Operating voltage 3V to 10V (lower voltages allow for better adjustment of the switching point)
Lascells E-Field Detector X162397 Polypropylene sterile disposable syringesThe Lascells E Field Detector provides a new and novel way to demonstrate charge. This highly sensitive electronic device is an essential piece of equipment in the Physics teachers armoury as it can detect very small charges and their polarity, as well as charge at a distance. Until now, in the school science lab, it has only been possible to demonstrate opposite and like charges by repulsion and attraction experiments or the very delicate Gold Leaf