Polysulfate Bulk Synthesis (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption A researcher demonstrates bulk synthesis of a polysulfate, which relies on a chemical technique dubbed a SuFEx reaction. Credit Berkeley Lab Usage Restrictions None License Licensed 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.