Table 2 Comparison of this study with the previously reported study of various mixed dye solution.

From: A smart and sustainable pathway for abatement of single and binary mixtures of dyes through magnetically retrievable Ca4Fe9O17 anchored on Biochar matrix

Catalyst

Pollutants

Catalyst dosage (g/L)

Initial concentration

Efficiency (%)

Time (min)

References

Au-ZnO

MB and RhB

60 µM

98, –

120

70

ZnFe2O4@g-C3N4

MB and RhB

1

20 ppm

92, 100

35

71

Bi2S3

MB and RhB

2

20 ppm

52, 60

150

66

Sn doped BiOCl

RhB and MO

0.5

20 ppm

99, 93

480

72

BiOCl

MO and RhB

0.6

1.5 µM and 5 µM

120

36

CFB

MB and RhB

0.4

40 ppm at pH 7

99.4, 99.2

36 min

This study