Table 2 Physicochemical properties, including ORP, H2O2 and NO3− for PAW(25), PAW(4), PAW(−20) and PAW(−80) for 30 days.

From: Bactericidal Effects against S. aureus and Physicochemical Properties of Plasma Activated Water stored at different temperatures

Treatments

Physicochemical properties

pH

ORP

H2O2

NO3−

NO2−

PAW(25)

1.99 ± 0.01a

404 ± 7a

4.60 ± 0.57a

14.57 ± 1.03b

0.14 ± 0.01a

PAW(4)

2.02 ± 0.02a

421 ± 13a

4.98 ± 0.44a

14.35 ± 0.55b

0.41 ± 0.03b

PAW(−20)

2.11 ± 0.02b

419 ± 19a

6.98 ± 0.44b

11.09 ± 0.13a

0.63 ± 0.07c

PAW(−80)

2.10 ± 0.02b

433 ± 6a

19.46 ± 0.29c

11.24 ± 1.13a

1.21 ± 0.04d

  1. Different lowercase letters indicate significant differences (p < 0.05).
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