Lab set-up (IMAGE) Universiteit van Amsterdam Caption Laboratory set-up of the microfluidic flow module for generating reactive N–, S– and O–CF3 anions. 1: Solution containing precursor molecules. 2: Packed bed reactor containing the caesium fluoride salt. 3: Nitrogen filled balloon that prevents pressure build-up. 4: Reception vial equipped with stirring bar. Credit UvA, HIMS Usage Restrictions Free to use within the context of the study License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.