The test is based on the color change of gold nano-particles which can be monitored simply and quantitatively by UV-Vis spectroscopy within 15 min at 2 ppm sensitivity, applicable in field screening.
CAS news release, July 30, 2015
The test is based on the color change of gold nano-particles which can be monitored simply and quantitatively by UV-Vis spectroscopy within 15 min at 2 ppm sensitivity, applicable in field screening.
CAS news release, July 30, 2015