S. No.

Contact time with ASC

S. Typhimurium count (log₁₀ cfu/cm²)

Overall mean

Group I

Group II

Group III

1

5 min

3.71 ± 0.31

3.21 ± 0.32

3.25 ± 0.34

3.39^a ± 0.33

2

10 min

3.52 ± 0.34

3.18 ± 0.27

3.16 ± 0.34

3.28^a ± 0.34

3

15 min

3.46 ± 0.29

2.92 ± 0.29

2.29 ± 0.27

2.89^b ± 0.28

4

20 min

3.27 ± 0.27

2.71 ± 0.29

00 ± 0.29

1.91^c ± 0.29

Overall mean

3.49^A ± 0.34

3.00^B ± 0.29

2.17^C ± 0.33