Hotplate stirrer, Guardian 5000, e-G51HS07C model, Material: Ceramic, Voltage: 120V, Stirring from 60 to 1600rpm, Temp range of ambient +5 deg C to 500 deg C (ceramic top) or 380 deg C (aluminum top), power cord (included), include a 1.5in (3.8cm) PTFE coated stir bar, Size: 7x7in
Hotplate stirrer, Guardian 5000, e-G51HS10C model, Material: ceramic, Voltage: 120V, Stirring from 60 to 1600 rpm, Temp range of ambient +5 deg C to 500 deg C (ceramic top) or 380 deg C (aluminum top), power cord(included), include a 1.5in(3.8cm) PTFE coated stir bar, Size: 10x10in
Hotplate stirrer, Guardian 5000, e-G51HSRDM model, Material: aluminium, round, Voltage: 120 V, Stirring from 60 to 1600 rpm, Temp range of ambient +5 deg C to 500 deg C (ceramic top) or 380 deg C (aluminum top), power cord (included), include a 1.5in (3.8 cm) PTFE coated stir bar
VWR* Magnetic Induction Stirrer, Color: Gray/Blue, Uses modern magnetic coil technology that has no moving parts resulting in a motor-less wear-free drive, maintenance free unit, Rare-earth magnets ensure a strong magnetic coupling with consistent alignment
VWR*, EcoStir, Magnetic Stirrer, Brushless DC motor, Max. Speed range is 2000rpm, Low price and high quality, Ultra silence and vibration-free design, PET top provides excellent chemical resistance, Speed range: 300-2000prm, Voltage: 100-120/200-240V, 50/60Hz
Ripple Tank, Overhead, Dimensions: 15.5inx12inx4in, 6V DC power source and an overhead projector are required, demonstrates the generation, propagation, reflection, interference and diffraction of waves
Overhead Math Resource Kit, include most popular overhead manipulative for teachers. Also included are fraction and decimal chart transparencies as well as 1 cm & 1in square graph transparencies