Sample ID

TVBC. (CFU/ml)

TC (CFU/ml)

E. coli

S1

1.53 × 105

26

absent

S2

1.98 × 106

22

present

S3

1.77 × 106

26

present

S4

1.12 × 105

24

present

S5

1.77 × 106

26

present

S6

0.97 × 105

24

Present

S7

1.99 × 105

22

Present

S8

2.12 × 106

30

Present

S9

1.34 × 105

24

Present