title: year 2015 replicate1, 48 hour of aerobically incubated with 1mM estrone dissolved in DMSO R1
design: The aerobic activated sludge treatments (1 l activated sludge in 2-l glass flasks) were carried out in duplicate 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 Samples (10 ml) were withdrawn from the sewage treatments at 48 hour and were stored at -80¡C.