Conditions Decolorization % 24 hrs Decolorization % 48 hrs Decolorization % 72 hrs
pH      
3 20.34±1.34 23.08±1.56 22.22±0.45
4 25.34±2.34 27.45±1.34 25.58±1.23
5 33.78±5.02 50.68±4.11 75.79±0.45
6 56.99±19.34 79.21±2.67 80.45±1.44
7 88.95±1.29 87.22±0.6 94.91±0.66
8 51.98±2.76 61.65±0.52 69.77±0.86
9 22.01±1.91 28.28±0.72 36.75±0.54
 
Conditions Decolorization % 24 hrs Decolorization % 48 hrs Decolorization % 72 hrs
Temperature      
20 43.67±2.3 57.47±0.23 56.11±1.15
25 46.66±0.65 60.17±1.77 69.31±0.29
30 91.98±1.46 90.43±0.8 92.27±0.7
35 86.20±1.3 88.06±0.32 87.42±2.1
45 60.45±1.67 62.23±1.67 61.40±1.67
50 41.33±1.33 52.88±0.88 50.66±1.33
 
Conditions Decolorization % 24 hrs Decolorization % 48 hrs Decolorization % 72 hrs
Dye concentration(mg/l)      
100 92.72±0.34 92.42±1.02 92.93±1.36
250 85.92±0.33 85.58±0.54 83.46±0.27
500 82.64±0.34 80.94±3.07 80.25±1.53
750 74.38±0.44 74.26±0.58 76.92±3.5
1000 70.11±0.42 71.04±0.99 70.28±0.85
 
Conditions Decolorization % 24 hrs Decolorization % 48 hrs Decolorization % 72 hrs
Static 95.13±0.80 90.13±0.34 92.17±1.23
shaking 65.93±1.36 64.25±1.53 62.24±1.45
Table 2: Effect of different physicochemical parameters on decolorization: (NB medium, incubated at various time intervals with different temperature, pH, and oxygen condition).