S. No

Media sterilisation time (minutes)

Penicillin activity (1µ/mL)

Residual POAA (mg/mL)

1

25

1021

8.01

2

30

1329

4.52

3

35

1406

2.191

4

40

1438

2.005

5

45

1457

0.331

6

50

911

10.04

7

55

472

16.76

Table 1: Penicillin activity and residual POAA content in various sterilization time intervals of 41 minute fermentation media.