year 2014, 144 hour of aerobically incubated with DMSO R1
The aerobic activated sludge treatments (1 l activated sludge in 2-l glass flasks) were carried out and were aerobically incubated at 25¡C with stirring at 160 rpm for two weeks. Samples (10 ml) were withdrawn from the sewage treatments at 144 hour and were stored at -80¡C.