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Table 5 Photodegradation of PAHs in acidic mine drainage

From: Synthesis of eco-friendly ZnO-based heterophotocatalysts with enhanced properties under visible light in the degradation of organic pollutants

PAHs

Initial concentration

Catalyst

20 min

Dark

40 min

Dark

60 min

Dark

20 min

Solar

40 min

Solar

60 min

Solar

Catalyst

20 min

Dark

40 min

Dark

60 min

Dark

20 min

Solar

40 min

Solar

60 min

Solar

NAP

0.0031

MO/GS/A/ZnO/Ag

0.0023

0.0020

0.0017

0.0014

0.0011

0.0012

ZnO/Ag

0.0030

0.0028

0.0026

0.0015

0.0013

0.0013

ACY

0.1302

0.1296

0.1283

0.1277

0.0967

0.1068

0.0931

0.1300

0.1298

0.1286

0.1105

0.0097

0.1001

ACE

0

0

0

0

0

0

0

0

0

0

0

0

0

FL

0

0

0

0

0

0

0

0

0

0

0

0

0

PHE

0.0181

0.0163

0.0158

0.0152

0.0067

0.0063

0.0057

0.0177

0.0173

0.0164

0.0072

0.0084

0.0070

ANT

18.9847

17.0934

16.9862

16.730

5.8110

5.7913

5.7010

18.6046

18.5927

18.5864

9.0047

9.1091

8.9122

FLU

0.0020

0.0017

0.0016

0.0017

0.0015

0.0012

0.0011

0.0019

0.0018

0.0018

0.0016

0.0015

0.0015

PYR

0

0

0

0

0

0

0

0

0

0

0

0

0

BaA

0.1114

0.1093

0.1091

0.1087

0.0503

0.0510

0.0496

0.1101

0.1091

0.1089

0.1018

0.0981

0.0974

CHY

0.0012

0.0010

0.0009

0.0010

0.0008

0.0001

0.0001

0.0011

0.0010

0.0009

0.0009

0.0002

0.0002

BbF

0

0

0

0

0

0

0

0

0

0

0

0

0

Blkf

0

0

0

0

0

0

0

0

0

0

0

0

0

BaP

0.0046

0.0038

0.0036

0.0034

0.0037

0.0026

0.0023

0.0042

0.0040

0.0040

0.0039

0.0030

0.0031

DahA

0

0

0

0

0

0

0

0

0

0

0

0

0

IP

0

0

0

0

0

0

0

0

0

0

0

0

0

Bghip

0

0

0

0

0

0

0

0

0

0

0

0

0

PAHs photodegradation

19.2553

17.3574

17.2475

16.9894

5.9856

5.9604

5.8540

18.8726

18.8585

18.8496

9.2321

9.2313

9.1228