Figure 10

The biodegradation process of free B. subtilis (a) and B. subtilis packed into CM@PGO with cycling performance (b) (the weight of B. subtilis = 2.0 g, Cr (VI) solution volume = 50 mL, T = 30 °C).
The biodegradation process of free B. subtilis (a) and B. subtilis packed into CM@PGO with cycling performance (b) (the weight of B. subtilis = 2.0 g, Cr (VI) solution volume = 50 mL, T = 30 °C).