The samples shall be sprayed with distilled water of conductivity lower than 1 mS/m at a temperature of 23 °C ± 5 °C, in accordance with the following cycle:
Näidistele pihustatakse vastavalt järgmisele tsüklile destilleeritud vett elektrijuhtivusega alla 1 mS/m temperatuuril 23 °C ± 5 °C: