Fig. 4. Phosphorescence emission of acifluorfen (0.1 mM in the mixture of ethylether, 2-methylbutane, and ethanol [5:5:2] [EPA] vs. acetophenone as the actinometer); 
exc = 290 nm, em = 410 nm.
Fig. 4. Phosphorescence emission of acifluorfen (0.1 mM in the mixture of ethylether, 2-methylbutane, and ethanol [5:5:2] [EPA] vs. acetophenone as the actinometer); exc = 290 nm, em = 410 nm.