Large Needle Electroscope, 1.5lbs, 7.0x6.0x4.0 in, ideal for classroom demonstrations of electrostatic principles, A light-weight metal vane, used as a pointer in the electroscope. A transparent scale, provided to measure the angle of the deflection
Formaldehyde-Free Fetal Pig, Injection Type: Double Injected, Mammalian anatomy, High quality preservation, eaching environments and preferences, largest selection of specimens prepared with this alternative process, used forextended periods of time, Size: 13in+
Filter Paper, good quality paper recommended for student use and all routine filtering operations, Its medium retention and flow rate makes it particularly suitable for chromatography, Medium Flow, 25 cm diameter, Pore Size: 6 Micron
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