The Garver 200 series Babcock centrifuge has been specially designed to put testing on a scientific basis at a popular price. All models are constructed of 319 cast aluminum for long life, are dynamically balanced to ensure smooth operation, and run at a regulation motor speed acceptable in all continents. Features include a thermostat when manually set will automatically maintain the correct temperature from 26 to 100°C, dual switches for motor and heater, a thermometer with mounting, and a pilot light which alerts the operator whenever the heater is active. The dual switches and pilot light are contained in a cast aluminum housing mounted on top of the tester. Also included is a visiscope speed indicator. The 200 series will hold glassware 6½” maximum height by 1½” maximum diameter.