Fluorescent Sensor for Detecting GHB (IMAGE) National University of Singapore Caption GHB Orange, the fluorescent sensor for detecting date rape drug GHB (bottle in top left), is shown under UV light with the drug GHB (bottle in top right), and when it was mixed into red wine without GHB (vial in front left) and with GHB (vial in front right). Credit National University of Singapore 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.