The following are the features of Thermo Scientific* MicroCL 17 and 21 microcentrifuges: - Productivity, versatility, safety and convenience in a compact, easy to-use lab instrument - Extensive rotor selection helps achieve the speed and versatility needed to carry out complex as well as simple protocols - Outstanding processing power, a choice of 17,000xg or 21,100xg on both the ventilated and refrigerated models helps accelerate routine sample preparation processes (acceleration up to 21,000xg in 12 seconds) - Refrigerated versions offer cooling in just 9 minutes - ClickSeal* biocontainment rotor lid ensures securely contained samples with greater strength and chemical resistance