Sl.No Bacterial strain Time interval in hours Cr (VI) Absorbance at OD 382nm
1 P1 3 0.68
    6 0.72
    9 0.86
    12 0.92
    24 1.00
    48 1.06
2 P2 3 0.60
    6 0.66
    9 0.78
    12 0.86
    24 0.94
    48 1.00
3 P3 3 0.52
    6 0.64
    9 0.70
    12 0.78
    24 0.86
    48 0.94
4 P4 3 0.56
    6 0.68
    9 0.74
    12 0.84
    24 0.90
    48 0.98
Table 7d: Cr (VI) reduction of 4 bacterial isolates grown in LB broth supplemented 10ppm Cr (VI).