Rolando Martell Aedo dez. 8, 2021 he relative saturation point in a clean room varies from site to site within the premises. In the qualification I must monitor the reach of this saturation point after the nebulization or conditioning stage (time and contact), at each site where I sample with the bioindicator. In other words, I must use several probes in the measurement according to sampling stations with bioindicator. To correlate. Reply