Jar testers are designed to test the efficiency of flocculation or precipitation reagents on a small scale. Stirring rod shafts can individually be stopped and height can be adjusted while the system is operating. Choose from portable or laboratory testers.

Laboratory Jar Tester is available with six positions with a digital display that shows stirring speed and time. the FC model offers individual position speed control at 10, 15, 30, 45, 60, 90,120, 150, 200 rpm. Featuring an illuminated back panel for enhanced visibility. Laboratory units require standard 2-L beakers (order separately,34512-13 4/pk).