Table 1. Indirect Photo-Inactivation of Doped E. coli (Batch Inactivation).

lamp source	mid-pressure Hg radiatora		calibration lampbT	UV-A lightbT
doping	MB	CNDs	CNDs	CNDs
initial sample [108 CFU/mL]	4	4	1	2
min radiation time	34 s	34 s	≈30 min	≈30 min
sterile test	negative	negative	negative	negative

^aThis irradiation was performed with the flow reactor (perfluoroalkoxy alkane (PFA) tube with ID = 0.762 mm, water cooled).

^bThese irradiations were done in cuvettes in front of either the calibration lamp or (365 ± 40) nm diode both without cooling.