Achieve repeatable conditions between samples and from run to run with these flocculation jar testers. Speed control with electronic feedback accurately maintains the rotational speed of the stainless steel paddles. Two preset programs allow routine speed and time parameters to be entered, stored in memory, and recalled or altered at any time.

Select two-position tester 99551-00 with a handle for easy portability; six-position tester 99551-05 with touchpad control features a digital timer. Both testers accept 1-L beakers (not included).

Please Note: Effective June 2022, the Stuart Flocculation Jar Tester Model number SW5 has now been rebranded Cole-Parmer under Model number FJT-200D. All the same great features and specifications, just with a new and improved look.