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Table 4 Comparative assessment of dyes degradation efficiency using different photocatalysts

From: Multifunctional CuO nanoparticles with enhanced photocatalytic dye degradation and antibacterial activity

NPs

Dye

Catalyst concentration

Dye concentration (mg L− 1)

Time (min)

% degradation

Reference

CuO

Congo red

1 mg mL−1

10

60

90

[37]

Nile blue (NB)

40 ppm

1

120

93

[38]

ZnO

MV6B

0.50 g

100

210

68

[39]

Reactive black 5

3 g L−1

496

60

60

[40]

CuO

MB

20 ppm

10

135

92

Present study

MR

20 ppm

10

135

85